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AMR/data-raw/breakpoints_eucast.csv
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1guidelinetypehostmethodsitemorank_indexabref_tbldisk_dosebreakpoint_Sbreakpoint_Rutiis_SDDnote
21EUCAST 2026humanhumanDISKNAB_ACHRMB_XYLS2MEMA.xylosoxidans (file: Clinical Breakpoint Tables v. 16.1)10 mcg2620FALSEFALSENA
32EUCAST 2026humanhumanMICNAB_ACHRMB_XYLS2MEMA.xylosoxidans (file: Clinical Breakpoint Tables v. 16.1)NA14FALSEFALSENA
43EUCAST 2026humanhumanDISKNAB_ACHRMB_XYLS2SXTA.xylosoxidans (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2626FALSEFALSE[A] There may be growth within the inhibition zone. The density of growth may vary from a fine haze to substantial growth (see pictures below). If any zone edge can be seen, ignore growth within the inhibition zone and read the zone diameter. | [1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
54EUCAST 2026humanhumanMICNAB_ACHRMB_XYLS2SXTA.xylosoxidans (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
65EUCAST 2026humanhumanDISKNAB_ACHRMB_XYLS2TZPA.xylosoxidans (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2626FALSEFALSENA
76EUCAST 2026humanhumanMICNAB_ACHRMB_XYLS2TZPA.xylosoxidans (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
87EUCAST 2026humanhumanDISKsystemic infectionsB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)30 mcg1919FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
98EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)30 mcg1919FALSEFALSENA
109EUCAST 2026humanhumanMICsystemic infectionsB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
1110EUCAST 2026humanhumanMICinfections originating from the urinary tractB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
1211EUCAST 2026humanhumanDISKNAB_ACNTB3CIPAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)5 mcg5021FALSEFALSENA
1312EUCAST 2026humanhumanDISKTopicalB_ACNTB3CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121FALSEFALSENA
1413EUCAST 2026humanhumanMICNAB_ACNTB3CIPAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
1514EUCAST 2026humanhumanMICTopicalB_ACNTB3CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
1615EUCAST 2026humanhumanMICNAB_ACNTB3COLAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[2] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [1] Colistin MIC determination should be performed with broth microdilution. Quality control must be performed with both a susceptible QC strain (E. coli ATCC 25922 or P. aeruginosa ATCC 27853) and the colistin resistant E. coli NCTC 13846 (mcr-1 positive).
1716EUCAST 2026humanhumanMICTopicalB_ACNTB3COLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
1817EUCAST 2026humanhumanDISKNAB_ACNTB3DORAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg5022FALSEFALSENA
1918EUCAST 2026humanhumanMICNAB_ACNTB3DORAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSENA
2019EUCAST 2026humanhumanDISKsystemic infectionsB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
2120EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSENA
2221EUCAST 2026humanhumanDISKTopicalB_ACNTB3GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSENA
2322EUCAST 2026humanhumanMICsystemic infectionsB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
2423EUCAST 2026humanhumanMICinfections originating from the urinary tractB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
2524EUCAST 2026humanhumanMICTopicalB_ACNTB3GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
2625EUCAST 2026humanhumanDISKNAB_ACNTB3IPMAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg2421FALSEFALSENA
2726EUCAST 2026humanhumanMICNAB_ACNTB3IPMAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA24FALSEFALSENA
2827EUCAST 2026humanhumanDISKNAB_ACNTB3LVXAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)5 mcg2320FALSEFALSENA
2928EUCAST 2026humanhumanDISKTopicalB_ACNTB3LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)5 mcg2323FALSEFALSENA
3029EUCAST 2026humanhumanMICNAB_ACNTB3LVXAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA0.51FALSEFALSENA
3130EUCAST 2026humanhumanMICTopicalB_ACNTB3LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
3231EUCAST 2026humanhumanDISKindications other than meningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg2115FALSEFALSENA
3332EUCAST 2026humanhumanDISKmeningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg2121FALSEFALSENA
3433EUCAST 2026humanhumanMICindications other than meningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA28FALSEFALSENA
3534EUCAST 2026humanhumanMICmeningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
3635EUCAST 2026humanhumanMICTopicalB_ACNTB3OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
3736EUCAST 2026humanhumanDISKNAB_ACNTB3SXTAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg1616FALSEFALSE[4] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
3837EUCAST 2026humanhumanMICNAB_ACNTB3SXTAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[4] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
3938EUCAST 2026humanhumanDISKsystemic infectionsB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
4039EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSENA
4140EUCAST 2026humanhumanDISKTopicalB_ACNTB3TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSENA
4241EUCAST 2026humanhumanMICsystemic infectionsB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
4342EUCAST 2026humanhumanMICinfections originating from the urinary tractB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
4443EUCAST 2026humanhumanMICTopicalB_ACNTB3TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
4544EUCAST 2026humanhumanDISKNAB_AERCC_SNGN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)2 mcg2626FALSEFALSENA
4645EUCAST 2026humanhumanMICNAB_AERCC_SNGN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
4746EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_AERCC_SNGN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121TRUEFALSE[A] Susceptibility can be inferred from the norfloxacin disk diffusion screening test. See Note
4847EUCAST 2026humanhumanMICuncomplicated UTI onlyB_AERCC_SNGN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA22TRUEFALSENA
4948EUCAST 2026humanhumanMICuncomplicated UTI onlyB_AERCC_SNGN2LVXA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA22TRUEFALSE[1] Susceptibility can be inferred from ciprofloxacin susceptibility.
5049EUCAST 2026humanhumanDISKNAB_AERCC_SNGN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)10 mcg3131FALSEFALSENA
5150EUCAST 2026humanhumanMICNAB_AERCC_SNGN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
5251EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_AERCC_SNGN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)100 mcg1616TRUEFALSENA
5352EUCAST 2026humanhumanMICuncomplicated UTI onlyB_AERCC_SNGN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA1616TRUEFALSENA
5453EUCAST 2026humanhumanDISKscreen onlyB_AERCC_SNGN2NORA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSE[C] | [C] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance.
5554EUCAST 2026humanhumanDISKNAB_AERCC_SNGN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)1 unit2121FALSEFALSENA
5655EUCAST 2026humanhumanMICNAB_AERCC_SNGN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
5756EUCAST 2026humanhumanDISKNAB_AERCC_SNGN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2525FALSEFALSENA
5857EUCAST 2026humanhumanMICNAB_AERCC_SNGN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
5958EUCAST 2026humanhumanDISKNAB_AERCC_SNGN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)5 mcg1616FALSEFALSE[A] Non-wild type isolates were not available when developing the disk diffusion method.
6059EUCAST 2026humanhumanMICNAB_AERCC_SNGN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
6160EUCAST 2026humanhumanDISKNAB_AERCC_URIN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)2 mcg2626FALSEFALSENA
6261EUCAST 2026humanhumanMICNAB_AERCC_URIN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
6362EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_AERCC_URIN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121TRUEFALSE[A] Susceptibility can be inferred from the norfloxacin disk diffusion screening test. See Note
6463EUCAST 2026humanhumanMICuncomplicated UTI onlyB_AERCC_URIN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA22TRUEFALSENA
6564EUCAST 2026humanhumanMICuncomplicated UTI onlyB_AERCC_URIN2LVXA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA22TRUEFALSE[1] Susceptibility can be inferred from ciprofloxacin susceptibility.
6665EUCAST 2026humanhumanDISKNAB_AERCC_URIN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)10 mcg3131FALSEFALSENA
6766EUCAST 2026humanhumanMICNAB_AERCC_URIN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
6867EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_AERCC_URIN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)100 mcg1616TRUEFALSENA
6968EUCAST 2026humanhumanMICuncomplicated UTI onlyB_AERCC_URIN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA1616TRUEFALSENA
7069EUCAST 2026humanhumanDISKscreen onlyB_AERCC_URIN2NORA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSE[C] | [C] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance.
7170EUCAST 2026humanhumanDISKNAB_AERCC_URIN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)1 unit2121FALSEFALSENA
7271EUCAST 2026humanhumanMICNAB_AERCC_URIN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
7372EUCAST 2026humanhumanDISKNAB_AERCC_URIN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2525FALSEFALSENA
7473EUCAST 2026humanhumanMICNAB_AERCC_URIN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
7574EUCAST 2026humanhumanDISKNAB_AERCC_URIN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)5 mcg1616FALSEFALSE[A] Non-wild type isolates were not available when developing the disk diffusion method.
7675EUCAST 2026humanhumanMICNAB_AERCC_URIN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
7776EUCAST 2026humanhumanDISKNAB_AERMN3ATMAeromonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg2926FALSEFALSENA
7877EUCAST 2026humanhumanMICNAB_AERMN3ATMAeromonas (file: Clinical Breakpoint Tables v. 16.1)NA14FALSEFALSENA
7978EUCAST 2026humanhumanDISKNAB_AERMN3CAZAeromonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg2421FALSEFALSENA
8079EUCAST 2026humanhumanMICNAB_AERMN3CAZAeromonas (file: Clinical Breakpoint Tables v. 16.1)NA14FALSEFALSENA
8180EUCAST 2026humanhumanDISKNAB_AERMN3CIPAeromonas (file: Clinical Breakpoint Tables v. 16.1)5 mcg2724FALSEFALSENA
8281EUCAST 2026humanhumanMICNAB_AERMN3CIPAeromonas (file: Clinical Breakpoint Tables v. 16.1)NA0.250.5FALSEFALSENA
8382EUCAST 2026humanhumanDISKNAB_AERMN3FEPAeromonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg2724FALSEFALSENA
8483EUCAST 2026humanhumanMICNAB_AERMN3FEPAeromonas (file: Clinical Breakpoint Tables v. 16.1)NA14FALSEFALSENA
8584EUCAST 2026humanhumanDISKNAB_AERMN3LVXAeromonas (file: Clinical Breakpoint Tables v. 16.1)5 mcg2724FALSEFALSENA
8685EUCAST 2026humanhumanMICNAB_AERMN3LVXAeromonas (file: Clinical Breakpoint Tables v. 16.1)NA0.51FALSEFALSENA
8786EUCAST 2026humanhumanDISKNAB_AERMN3SXTAeromonas (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg1616FALSEFALSE[A] Read the obvious zone edge and disregard haze or growth within the inhibition zone (see pictures below). | [1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
8887EUCAST 2026humanhumanMICNAB_AERMN3SXTAeromonas (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
8988EUCAST 2026humanhumanDISKNAB_BCLLS3CIPBacillus (file: Clinical Breakpoint Tables v. 16.1)5 mcg5023FALSEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
9089EUCAST 2026humanhumanMICNAB_BCLLS3CIPBacillus (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
9190EUCAST 2026humanhumanDISKNAB_BCLLS3CLIBacillus (file: Clinical Breakpoint Tables v. 16.1)2 mcg1717FALSEFALSENA
9291EUCAST 2026humanhumanMICNAB_BCLLS3CLIBacillus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
9392EUCAST 2026humanhumanDISKNAB_BCLLS3ERYBacillus (file: Clinical Breakpoint Tables v. 16.1)15 mcg2424FALSEFALSENA
9493EUCAST 2026humanhumanMICNAB_BCLLS3ERYBacillus (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
9594EUCAST 2026humanhumanDISKNAB_BCLLS3IPMBacillus (file: Clinical Breakpoint Tables v. 16.1)10 mcg3030FALSEFALSENA
9695EUCAST 2026humanhumanMICNAB_BCLLS3IPMBacillus (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
9796EUCAST 2026humanhumanDISKNAB_BCLLS3LNZBacillus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2222FALSEFALSENA
9897EUCAST 2026humanhumanMICNAB_BCLLS3LNZBacillus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
9998EUCAST 2026humanhumanDISKNAB_BCLLS3LVXBacillus (file: Clinical Breakpoint Tables v. 16.1)5 mcg5023FALSEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
10099EUCAST 2026humanhumanMICNAB_BCLLS3LVXBacillus (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
101100EUCAST 2026humanhumanDISKNAB_BCLLS3MEMBacillus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2525FALSEFALSENA
102101EUCAST 2026humanhumanMICNAB_BCLLS3MEMBacillus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
103102EUCAST 2026humanhumanDISKscreen onlyB_BCLLS3NORBacillus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2121FALSEFALSE[B] | [B] Isolates categorised as screen negative can be reported "susceptible increased exposure" (I) to ciprofloxacin and levofloxacin. Isolates categorised as screen positive can be reported resistant to ciprofloxacin and levofloxacin.
104103EUCAST 2026humanhumanDISKNAB_BCLLS3VANBacillus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1010FALSEFALSE[A] Non-wild type isolates were not available when developing the disk diffusion method.
105104EUCAST 2026humanhumanMICNAB_BCLLS3VANBacillus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
106105EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2AMXB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to amoxicillin. Isolates resistant to benzylpenicillin should be tested for susceptibility to amoxicillin or reported resistant.
107106EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2CIPB.anthracis (file: Clinical Breakpoint Tables v. 16.1)5 mcg5024FALSEFALSENA
108107EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2CIPB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.25FALSEFALSENA
109108EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2CLIB.anthracis (file: Clinical Breakpoint Tables v. 16.1)2 mcg1717FALSEFALSENA
110109EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2CLIB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
111110EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2DOXB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
112111EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2LNZB.anthracis (file: Clinical Breakpoint Tables v. 16.1)10 mcg2020FALSEFALSENA
113112EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2LNZB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
114113EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2LVXB.anthracis (file: Clinical Breakpoint Tables v. 16.1)5 mcg5023FALSEFALSENA
115114EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2LVXB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
116115EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2PENB.anthracis (file: Clinical Breakpoint Tables v. 16.1)1 unit5018FALSEFALSENA
117116EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2PENB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
118117EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2RIFB.anthracis (file: Clinical Breakpoint Tables v. 16.1)5 mcg1212FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
119118EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2RIFB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
120119EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2TCYB.anthracis (file: Clinical Breakpoint Tables v. 16.1)30 mcg2626FALSEFALSENA
121120EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2TCYB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
122121EUCAST 2026humanhumanDISKNAB_BCLLS_ANTH2VANB.anthracis (file: Clinical Breakpoint Tables v. 16.1)5 mcg1010FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
123122EUCAST 2026humanhumanMICNAB_BCLLS_ANTH2VANB.anthracis (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
124123EUCAST 2026humanhumanDISKNAB_BCTRD3AMCAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg1414FALSEFALSENA
125124EUCAST 2026humanhumanMICNAB_BCTRD3AMCAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[2] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
126125EUCAST 2026humanhumanDISKNAB_BCTRD3CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2 mcg1010FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [B] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
127126EUCAST 2026humanhumanMICNAB_BCTRD3CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[5] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
128127EUCAST 2026humanhumanDISKNAB_BCTRD3ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg2323FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
129128EUCAST 2026humanhumanMICNAB_BCTRD3ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[5] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
130129EUCAST 2026humanhumanDISKNAB_BCTRD3IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSENA
131130EUCAST 2026humanhumanMICNAB_BCTRD3IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
132131EUCAST 2026humanhumanDISKNAB_BCTRD3MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg2828FALSEFALSENA
133132EUCAST 2026humanhumanMICNAB_BCTRD3MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
134133EUCAST 2026humanhumanDISKNAB_BCTRD3MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)5 mcg2525FALSEFALSE[C] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
135134EUCAST 2026humanhumanMICNAB_BCTRD3MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[6] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
136135EUCAST 2026humanhumanDISKNAB_BCTRD3SAMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2525FALSEFALSENA
137136EUCAST 2026humanhumanMICNAB_BCTRD3SAMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
138137EUCAST 2026humanhumanDISKNAB_BCTRD3TZPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2424FALSEFALSE[3] Isolates susceptible to ampicillin-sulbactam and amoxicillin-clavulanic acid may be resistant to piperacillin-tazobactam.
139138EUCAST 2026humanhumanMICNAB_BCTRD3TZPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L. | [3] Isolates susceptible to ampicillin-sulbactam and amoxicillin-clavulanic acid may be resistant to piperacillin-tazobactam.
140139EUCAST 2026humanhumanDISKNAB_BRCLL_MLTN2CIPB.melitensis (file: Clinical Breakpoint Tables v. 16.1)5 mcg5027FALSEFALSENA
141140EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2CIPB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
142141EUCAST 2026humanhumanDISKmeningitisB_BRCLL_MLTN2CROB.melitensis (file: Clinical Breakpoint Tables v. 16.1)30 mcg3030FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
143142EUCAST 2026humanhumanMICmeningitisB_BRCLL_MLTN2CROB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
144143EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2DOXB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
145144EUCAST 2026humanhumanDISKNAB_BRCLL_MLTN2GENB.melitensis (file: Clinical Breakpoint Tables v. 16.1)10 mcg2323FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
146145EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2GENB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
147146EUCAST 2026humanhumanDISKNAB_BRCLL_MLTN2LVXB.melitensis (file: Clinical Breakpoint Tables v. 16.1)5 mcg5028FALSEFALSENA
148147EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2LVXB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
149148EUCAST 2026humanhumanDISKNAB_BRCLL_MLTN2RIFB.melitensis (file: Clinical Breakpoint Tables v. 16.1)5 mcg2020FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [B] Examine zones carefully for colonies close to the zone edge. Colonies should be taken into account when reading.
150149EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2RIFB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
151150EUCAST 2026humanhumanDISKNAB_BRCLL_MLTN2STR1B.melitensis (file: Clinical Breakpoint Tables v. 16.1)10 mcg1515FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
152151EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2STR1B.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
153152EUCAST 2026humanhumanDISKNAB_BRCLL_MLTN2SXTB.melitensis (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2929FALSEFALSE[C] Read the obvious zone edges and disregard haze or faint growth within the inhibition zone. | [2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
154153EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2SXTB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
155154EUCAST 2026humanhumanDISKNAB_BRCLL_MLTN2TCYB.melitensis (file: Clinical Breakpoint Tables v. 16.1)30 mcg4242FALSEFALSENA
156155EUCAST 2026humanhumanMICNAB_BRCLL_MLTN2TCYB.melitensis (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
157156EUCAST 2026humanhumanDISKNAB_BRKHL_PSDM2AMCB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)20/10 mcg5022FALSEFALSENA
158157EUCAST 2026humanhumanMICNAB_BRKHL_PSDM2AMCB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSE[1] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
159158EUCAST 2026humanhumanDISKNAB_BRKHL_PSDM2CAZB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)10 mcg5018FALSEFALSENA
160159EUCAST 2026humanhumanMICNAB_BRKHL_PSDM2CAZB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSENA
161160EUCAST 2026humanhumanDISKNAB_BRKHL_PSDM2CHLB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)30 mcg5022FALSEFALSENA
162161EUCAST 2026humanhumanMICNAB_BRKHL_PSDM2CHLB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSENA
163162EUCAST 2026humanhumanMICNAB_BRKHL_PSDM2DOXB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSENA
164163EUCAST 2026humanhumanDISKNAB_BRKHL_PSDM2IPMB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSENA
165164EUCAST 2026humanhumanMICNAB_BRKHL_PSDM2IPMB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
166165EUCAST 2026humanhumanDISKNAB_BRKHL_PSDM2MEMB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424FALSEFALSENA
167166EUCAST 2026humanhumanMICNAB_BRKHL_PSDM2MEMB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
168167EUCAST 2026humanhumanDISKNAB_BRKHL_PSDM2SXTB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg5017FALSEFALSE[A] There may be growth within the inhibition zone. The density of growth may vary from a fine haze to substantial growth (see pictures below). If any zone edge can be seen, ignore growth within the inhibition zone and read the zone diameter. | [1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
169168EUCAST 2026humanhumanMICNAB_BRKHL_PSDM2SXTB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
170169EUCAST 2026humanhumanDISKscreen onlyB_BRKHL_PSDM2TCYB.pseudomallei (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[A] Isolates categorised as screen negative can be reported "susceptible increased exposure" (I) to doxycyline. Isolates categorised as screen positive can be reported resistant to doxycycline.
171170EUCAST 2026humanhumanDISKNAB_CMPYL_COLI2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)5 mcg5026FALSEFALSENA
172171EUCAST 2026humanhumanMICNAB_CMPYL_COLI2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
173172EUCAST 2026humanhumanDISKNAB_CMPYL_COLI2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)15 mcg1818FALSEFALSE[A] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
174173EUCAST 2026humanhumanMICNAB_CMPYL_COLI2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[1] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
175174EUCAST 2026humanhumanDISKNAB_CMPYL_COLI2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)30 mcg3030FALSEFALSE[A] Susceptibility to doxycycline can be inferred from tetracycline.
176175EUCAST 2026humanhumanMICNAB_CMPYL_COLI2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Susceptibility to doxycycline can be inferred from tetracycline.
177176EUCAST 2026humanhumanDISKNAB_CMPYL_JEJN2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)5 mcg5026FALSEFALSENA
178177EUCAST 2026humanhumanMICNAB_CMPYL_JEJN2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
179178EUCAST 2026humanhumanDISKNAB_CMPYL_JEJN2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)15 mcg2020FALSEFALSE[A] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
180179EUCAST 2026humanhumanMICNAB_CMPYL_JEJN2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
181180EUCAST 2026humanhumanDISKNAB_CMPYL_JEJN2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)30 mcg3030FALSEFALSE[A] Susceptibility to doxycycline can be inferred from tetracycline.
182181EUCAST 2026humanhumanMICNAB_CMPYL_JEJN2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Susceptibility to doxycycline can be inferred from tetracycline.
183182EUCAST 2026humanhumanMICNAB_CRDDS_DFFC2FDXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] The breakpoints are based on epidemiological cut-off values (ECOFFs) and apply to oral treatment of C. difficile infections. There are no conclusive clinical data regarding the relation between MICs and outcomes.
184183EUCAST 2026humanhumanMICNAB_CRDDS_DFFC2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] The breakpoints are based on epidemiological cut-off values (ECOFFs) and apply to oral treatment of C. difficile infections. There are no conclusive clinical data regarding the relation between MICs and outcomes. | [2] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
185184EUCAST 2026humanhumanMICNAB_CRDDS_DFFC2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] The breakpoints are based on epidemiological cut-off values (ECOFFs) and apply to oral treatment of C. difficile infections. There are no conclusive clinical data regarding the relation between MICs and outcomes.
186185EUCAST 2026humanhumanDISKNAB_CRYNB3CIPCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)5 mcg5025FALSEFALSENA
187186EUCAST 2026humanhumanMICNAB_CRYNB3CIPCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
188187EUCAST 2026humanhumanDISKNAB_CRYNB3CLICorynebacterium (file: Clinical Breakpoint Tables v. 16.1)2 mcg2020FALSEFALSE[1] Inducible clindamycin resistance may occur in Corynebacterium spp. This can be detected by antagonism of clindamycin activity by a macrolide agent. The clinical significance is unknown. There is currently no recommendation for testing.
189188EUCAST 2026humanhumanMICNAB_CRYNB3CLICorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Inducible clindamycin resistance may occur in Corynebacterium spp. This can be detected by antagonism of clindamycin activity by a macrolide agent. The clinical significance is unknown. There is currently no recommendation for testing.
190189EUCAST 2026humanhumanDISKNAB_CRYNB3LNZCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)10 mcg2525FALSEFALSENA
191190EUCAST 2026humanhumanMICNAB_CRYNB3LNZCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
192191EUCAST 2026humanhumanDISKNAB_CRYNB3MFXCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)5 mcg2525FALSEFALSENA
193192EUCAST 2026humanhumanMICNAB_CRYNB3MFXCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
194193EUCAST 2026humanhumanDISKNAB_CRYNB3PENCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)1 unit5012FALSEFALSENA
195194EUCAST 2026humanhumanMICNAB_CRYNB3PENCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
196195EUCAST 2026humanhumanDISKNAB_CRYNB3RIFCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)5 mcg3030FALSEFALSENA
197196EUCAST 2026humanhumanMICNAB_CRYNB3RIFCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
198197EUCAST 2026humanhumanDISKNAB_CRYNB3TCYCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)30 mcg2424FALSEFALSENA
199198EUCAST 2026humanhumanMICNAB_CRYNB3TCYCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
200199EUCAST 2026humanhumanDISKNAB_CRYNB3VANCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)5 mcg1717FALSEFALSE[A] Non-wild typeisolates were not available when developing the disk diffusion method.
201200EUCAST 2026humanhumanMICNAB_CRYNB3VANCorynebacterium (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
202201EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2AMXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to amoxicillin. Isolates resistant to benzylpenicillin should be tested for susceptibility to amoxicillin or reported resistant.
203202EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)5 mcg5024FALSEFALSENA
204203EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
205204EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2CLIC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)2 mcg1515FALSEFALSE[1] Wild-type C. ulcerans is less susceptible to clindamycin.
206205EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2CLIC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Wild-type C. ulcerans is less susceptible to clindamycin.
207206EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)5 mcg5015FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
208207EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
209208EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2DOXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
210209EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)15 mcg2424FALSEFALSENA
211210EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
212211EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)10 mcg2525FALSEFALSENA
213212EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
214213EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
215214EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
216215EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)1 unit5012FALSEFALSENA
217216EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
218217EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)5 mcg2424FALSEFALSENA
219218EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
220219EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2323FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
221220EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
222221EUCAST 2026humanhumanDISKNAB_CRYNB_DPHT2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)30 mcg2424FALSEFALSENA
223222EUCAST 2026humanhumanMICNAB_CRYNB_DPHT2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
224223EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2AMXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to amoxicillin. Isolates resistant to benzylpenicillin should be tested for susceptibility to amoxicillin or reported resistant.
225224EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)5 mcg5024FALSEFALSENA
226225EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
227226EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)5 mcg5015FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
228227EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
229228EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2DOXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
230229EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)15 mcg2424FALSEFALSENA
231230EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
232231EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)10 mcg2525FALSEFALSENA
233232EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
234233EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
235234EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
236235EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)1 unit5012FALSEFALSENA
237236EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
238237EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)5 mcg2424FALSEFALSENA
239238EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
240239EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2323FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
241240EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
242241EUCAST 2026humanhumanDISKNAB_CRYNB_ULCR2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)30 mcg2424FALSEFALSENA
243242EUCAST 2026humanhumanMICNAB_CRYNB_ULCR2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
244243EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
245244EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
246245EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
247246EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
248247EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2626FALSEFALSE[D] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
249248EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
250249EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2CROAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed. | [C] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
251250EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2CROAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed. | [3] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
252251EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2CTXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2626FALSEFALSE[C] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
253252EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
254253EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
255254EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3939FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
256255EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2LNZAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3434FALSEFALSENA
257256EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2LNZAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
258257EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
259258EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
260259EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
261260EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
262261EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcgNA33FALSEFALSENA
263262EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. Resistance to beta-lactam agents in C. acnes is rare. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed.
264263EUCAST 2026humanhumanDISKNAB_CTBCTR_ACNS2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2222FALSEFALSENA
265264EUCAST 2026humanhumanMICNAB_CTBCTR_ACNS2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
266265EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
267266EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
268267EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
269268EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
270269EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
271270EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg3333FALSEFALSE[D] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
272271EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
273272EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2CROAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30 mcg3030FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [C] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
274273EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2CROAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [5] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
275274EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2CTXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2424FALSEFALSE[C] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
276275EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
277276EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
278277EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3939FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
279278EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
280279EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2LNZAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2828FALSEFALSENA
281280EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2LNZAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
282281EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
283282EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
284283EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
285284EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
286285EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg3232FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
287286EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
288287EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
289288EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
290289EUCAST 2026humanhumanDISKNAB_CTBCTR_AVDM2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1919FALSEFALSENA
291290EUCAST 2026humanhumanMICNAB_CTBCTR_AVDM2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
292291EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_CTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
293292EUCAST 2026humanhumanMICuncomplicated UTI onlyB_CTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
294293EUCAST 2026humanhumanDISKNAB_CTRBC_KOSR2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)15 mcg1818FALSEFALSE[A] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/. | [B] Zone diameter breakpoints validated for E. coli only. For C. koseri, use an MIC method.
295294EUCAST 2026humanhumanMICNAB_CTRBC_KOSR2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[2] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [3] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/.
296295EUCAST 2026humanhumanDISKNAB_CTRDM_INNC2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg1919FALSEFALSENA
297296EUCAST 2026humanhumanMICNAB_CTRDM_INNC2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[2] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
298297EUCAST 2026humanhumanDISKNAB_CTRDM_INNC2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2121FALSEFALSENA
299298EUCAST 2026humanhumanMICNAB_CTRDM_INNC2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
300299EUCAST 2026humanhumanMICNAB_CTRDM_INNC2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
301300EUCAST 2026humanhumanDISKNAB_CTRDM_INNC2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg1717FALSEFALSE[B] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
302301EUCAST 2026humanhumanMICNAB_CTRDM_INNC2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[4] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
303302EUCAST 2026humanhumanDISKNAB_CTRDM_INNC2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1919FALSEFALSE[D] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
304303EUCAST 2026humanhumanMICNAB_CTRDM_INNC2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[5] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
305304EUCAST 2026humanhumanDISKNAB_CTRDM_INNC2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2828FALSEFALSENA
306305EUCAST 2026humanhumanMICNAB_CTRDM_INNC2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
307306EUCAST 2026humanhumanDISKNAB_CTRDM_INNC2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2424FALSEFALSENA
308307EUCAST 2026humanhumanMICNAB_CTRDM_INNC2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[3] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
309308EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
310309EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
311310EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
312311EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
313312EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
314313EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg1919FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
315314EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
316315EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
317316EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
318317EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
319318EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
320319EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
321320EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
322321EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1616FALSEFALSE[D] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
323322EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[5] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
324323EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit1515FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
325324EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
326325EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
327326EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
328327EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
329328EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
330329EUCAST 2026humanhumanDISKNAB_CTRDM_PRFR2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1212FALSEFALSENA
331330EUCAST 2026humanhumanMICNAB_CTRDM_PRFR2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
332331EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2121FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
333332EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
334333EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2020FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
335334EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
336335EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
337336EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2626FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
338337EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
339338EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2222FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
340339EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
341340EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121FALSEFALSE[C] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
342341EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[5] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
343342EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit2121FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
344343EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
345344EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2626FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
346345EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
347346EUCAST 2026humanhumanDISKNAB_CTRDM_RMSM2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
348347EUCAST 2026humanhumanMICNAB_CTRDM_RMSM2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
349348EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
350349EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
351350EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
352351EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
353352EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2424FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
354353EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
355354EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2626FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
356355EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
357356EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3131FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
358357EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
359358EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
360359EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
361360EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121FALSEFALSE[D] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
362361EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[5] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
363362EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit2121FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
364363EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
365364EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2929FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
366365EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
367366EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
368367EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
369368EUCAST 2026humanhumanDISKNAB_CTRDM_SPTC2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1414FALSEFALSENA
370369EUCAST 2026humanhumanMICNAB_CTRDM_SPTC2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
371370EUCAST 2026humanhumanDISKNAB_CTRDM_TRTM2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg1515FALSEFALSENA
372371EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[2] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
373372EUCAST 2026humanhumanDISKNAB_CTRDM_TRTM2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg1212FALSEFALSENA
374373EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
375374EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
376375EUCAST 2026humanhumanDISKNAB_CTRDM_TRTM2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2828FALSEFALSENA
377376EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
378377EUCAST 2026humanhumanDISKNAB_CTRDM_TRTM2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424FALSEFALSENA
379378EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
380379EUCAST 2026humanhumanDISKNAB_CTRDM_TRTM2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2020FALSEFALSE[B] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
381380EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[3] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
382381EUCAST 2026humanhumanDISKNAB_CTRDM_TRTM2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2222FALSEFALSENA
383382EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
384383EUCAST 2026humanhumanDISKNAB_CTRDM_TRTM2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1313FALSEFALSENA
385384EUCAST 2026humanhumanMICNAB_CTRDM_TRTM2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
386385EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ENTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
387386EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ENTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
388387EUCAST 2026humanhumanDISKNAB_ENTRC3AMPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)2 mcg1010FALSEFALSE[A] For E. faecalis that test resistant to ampicillin with disk diffusion, confirm with an MIC test.
389388EUCAST 2026humanhumanMICNAB_ENTRC3AMPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
390389EUCAST 2026humanhumanMICNAB_ENTRC3AMXEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[1] Susceptibility can be inferred from ampicillin.
391390EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ENTRC3AMXEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44TRUEFALSE[1] Susceptibility can be inferred from ampicillin.
392391EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ENTRC3CIPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1515TRUEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
393392EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ENTRC3CIPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44TRUEFALSENA
394393EUCAST 2026humanhumanDISKNAB_ENTRC3ERVEnterococcus (file: Clinical Breakpoint Tables v. 16.1)20 mcg2222FALSEFALSENA
395394EUCAST 2026humanhumanMICNAB_ENTRC3ERVEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
396395EUCAST 2026humanhumanDISKNAB_ENTRC3LNZEnterococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2020FALSEFALSENA
397396EUCAST 2026humanhumanMICNAB_ENTRC3LNZEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
398397EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ENTRC3LVXEnterococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1515TRUEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
399398EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ENTRC3LVXEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44TRUEFALSENA
400399EUCAST 2026humanhumanDISKscreen onlyB_ENTRC3NOREnterococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg1212FALSEFALSE[C] | [C] Susceptibility to ciprofloxacin and levofloxacin can be inferred from the norfloxacin disk diffusion screening test. For moxifloxacin, see comment 1/B.
401400EUCAST 2026humanhumanDISKNAB_ENTRC3TECEnterococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg1616FALSEFALSENA
402401EUCAST 2026humanhumanMICNAB_ENTRC3TECEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
403402EUCAST 2026humanhumanDISKNAB_ENTRC3TGCEnterococcus (file: Clinical Breakpoint Tables v. 16.1)15 mcg2020FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
404403EUCAST 2026humanhumanMICNAB_ENTRC3TGCEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[2] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
405404EUCAST 2026humanhumanDISKNAB_ENTRC3VANEnterococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1515FALSEFALSENA
406405EUCAST 2026humanhumanMICNAB_ENTRC3VANEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
407406EUCAST 2026humanhumanDISKNAB_ENTRC_FACM2QDAEnterococcus (file: Clinical Breakpoint Tables v. 16.1)15 mcg2222FALSEFALSENA
408407EUCAST 2026humanhumanMICNAB_ENTRC_FACM2QDAEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
409408EUCAST 2026humanhumanDISKNAB_ENTRC_FACM2VANEnterococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1212FALSEFALSE[A] Vancomycin susceptible E. faecalis and E. faecium exhibit sharp zone edges and do not exhibit colonies in the inhibition zone. Examine zone edges with transmitted light (plate held up to light). If the zone edge is fuzzy, colonies grow within the zone or if you are uncertain, then perform confirmatory testing with PCR or report resistant (see pictures below) even if the zone diameter is ≥ 12 mm. Isolates must not be reported susceptible before 24 h incubation.
410409EUCAST 2026humanhumanMICNAB_ENTRC_FACM2VANEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
411410EUCAST 2026humanhumanMICother indicationsB_ENTRC_FCLS2AMXEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSE[3] Isolates susceptible to ampicillin are without phenotypically detectable resistance mechanisms and the specified agents can be used in high exposure in combination therapy (see Note 4/D). Isolates resistant to ampicillin can be reported resistant. | [4] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
412411EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ENTRC_FCLS2GEPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSENA
413412EUCAST 2026humanhumanDISKNAB_ENTRC_FCLS2IPMEnterococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg5021FALSEFALSENA
414413EUCAST 2026humanhumanMICNAB_ENTRC_FCLS2IPMEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSENA
415414EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ENTRC_FCLS2NITEnterococcus (file: Clinical Breakpoint Tables v. 16.1)100 mcg1515TRUEFALSENA
416415EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ENTRC_FCLS2NITEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA6464TRUEFALSENA
417416EUCAST 2026humanhumanDISKNAB_ENTRC_FCLS2PIPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg5018FALSEFALSENA
418417EUCAST 2026humanhumanMICNAB_ENTRC_FCLS2PIPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSENA
419418EUCAST 2026humanhumanDISKNAB_ENTRC_FCLS2TZPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg5018FALSEFALSE[2] The addition of a beta-lactamase inhibitor does not add clinical benefit. Beta-lactamase producing enterococci are extremely rare.
420419EUCAST 2026humanhumanMICNAB_ENTRC_FCLS2TZPEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSE[5] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L. | [2] The addition of a beta-lactamase inhibitor does not add clinical benefit. Beta-lactamase producing enterococci are extremely rare.
421420EUCAST 2026humanhumanDISKNAB_ENTRC_FCLS2VANEnterococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1212FALSEFALSE[A] Vancomycin susceptible E. faecalis and E. faecium exhibit sharp zone edges and do not exhibit colonies in the inhibition zone. Examine zone edges with transmitted light (plate held up to light). If the zone edge is fuzzy, colonies grow within the zone or if you are uncertain, then perform confirmatory testing with PCR or report resistant (see pictures below) even if the zone diameter is ≥ 12 mm. Isolates must not be reported susceptible before 24 h incubation.
422421EUCAST 2026humanhumanMICNAB_ENTRC_FCLS2VANEnterococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
423422EUCAST 2026humanhumanDISKNAB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5019FALSEFALSENA
424423EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1919TRUEFALSENA
425424EUCAST 2026humanhumanMICNAB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSENA
426425EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSENA
427426EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_ESCHR_COLI2CZOEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5020FALSEFALSE[A] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
428427EUCAST 2026humanhumanMICinfections originating from the urinary tractB_ESCHR_COLI2CZOEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSE[2] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
429428EUCAST 2026humanhumanMICNAB_ESCHR_COLI2DFXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
430429EUCAST 2026humanhumanDISKNAB_ESCHR_COLI2ERVEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)20 mcg1717FALSEFALSENA
431430EUCAST 2026humanhumanMICNAB_ESCHR_COLI2ERVEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
432431EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)200 mcg2424FALSEFALSE[D] Ignore isolated colonies within the inhibition zone (see pictures below).
433432EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)200 mcg2424TRUEFALSE[D] Ignore isolated colonies within the inhibition zone (see pictures below).
434433EUCAST 2026humanhumanMICinfections originating from the urinary tractB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[4] Agar dilution is the reference method for fosfomycin. MICs must be determined in the presence of glucose-6-phosphate (25 mg/L in the medium). Follow the manufacturers' instructions for commercial systems.
435434EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[4] Agar dilution is the reference method for fosfomycin. MICs must be determined in the presence of glucose-6-phosphate (25 mg/L in the medium). Follow the manufacturers' instructions for commercial systems.
436435EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2GEPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSENA
437436EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
438437EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
439438EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2NITEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)100 mcg1111TRUEFALSENA
440439EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2NITEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA6464TRUEFALSENA
441440EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2NTREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1515TRUEFALSENA
442441EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2NTREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA1616TRUEFALSENA
443442EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_ESCHR_COLI2TEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5017FALSEFALSE[F] Ignore isolated colonies within the inhibition zone.
444443EUCAST 2026humanhumanMICinfections originating from the urinary tractB_ESCHR_COLI2TEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSENA
445444EUCAST 2026humanhumanDISKNAB_ESCHR_COLI2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)15 mcg1818FALSEFALSE[A] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/. | [B] Zone diameter breakpoints validated for E. coli only. For C. koseri, use an MIC method.
446445EUCAST 2026humanhumanMICNAB_ESCHR_COLI2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[2] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [3] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/.
447446EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2TMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg1515TRUEFALSENA
448447EUCAST 2026humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2TMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22TRUEFALSENA
449448EUCAST 2026humanhumanDISKNAB_FNGLD3AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2121FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
450449EUCAST 2026humanhumanMICNAB_FNGLD3AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L..
451450EUCAST 2026humanhumanDISKNAB_FNGLD3AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2121FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
452451EUCAST 2026humanhumanMICNAB_FNGLD3AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
453452EUCAST 2026humanhumanMICNAB_FNGLD3AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
454453EUCAST 2026humanhumanDISKNAB_FNGLD3CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2323FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading. | [5] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
455454EUCAST 2026humanhumanMICNAB_FNGLD3CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[5] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
456455EUCAST 2026humanhumanDISKNAB_FNGLD3ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
457456EUCAST 2026humanhumanMICNAB_FNGLD3ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
458457EUCAST 2026humanhumanDISKNAB_FNGLD3IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3434FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
459458EUCAST 2026humanhumanMICNAB_FNGLD3IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
460459EUCAST 2026humanhumanDISKNAB_FNGLD3MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3131FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
461460EUCAST 2026humanhumanMICNAB_FNGLD3MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
462461EUCAST 2026humanhumanDISKNAB_FNGLD3MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2525FALSEFALSE[D] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
463462EUCAST 2026humanhumanMICNAB_FNGLD3MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[6] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
464463EUCAST 2026humanhumanDISKNAB_FNGLD3PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit2020FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
465464EUCAST 2026humanhumanMICNAB_FNGLD3PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
466465EUCAST 2026humanhumanDISKNAB_FNGLD3SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
467466EUCAST 2026humanhumanMICNAB_FNGLD3SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
468467EUCAST 2026humanhumanDISKNAB_FNGLD3TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg3030FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
469468EUCAST 2026humanhumanMICNAB_FNGLD3TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
470469EUCAST 2026humanhumanDISKNAB_FNGLD3VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2020FALSEFALSENA
471470EUCAST 2026humanhumanMICNAB_FNGLD3VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
472471EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2AMCAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
473472EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2AMPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
474473EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2AMPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
475474EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2AMXAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
476475EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2 mcg3030FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
477476EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
478477EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
479478EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
480479EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3636FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
481480EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
482481EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
483482EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
484483EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)5 mcg3030FALSEFALSE[D] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
485484EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[6] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
486485EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2PENAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)1 unit2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
487486EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2PENAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
488487EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2SAMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
489488EUCAST 2026humanhumanMICNAB_FSBCTR_NCLT2SAMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
490489EUCAST 2026humanhumanDISKNAB_FSBCTR_NCLT2TZPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
491490EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2AMCAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
492491EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2AMCAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
493492EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2AMPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
494493EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2AMPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
495494EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2AMXAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
496495EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2 mcg3030FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
497496EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
498497EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
499498EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
500499EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3636FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
501500EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
502501EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
503502EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
504503EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)5 mcg3030FALSEFALSE[D] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
505504EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[6] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
506505EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2PENAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)1 unit2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
507506EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2PENAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
508507EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2SAMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
509508EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2SAMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
510509EUCAST 2026humanhumanDISKNAB_FSBCTR_NCRP2TZPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
511510EUCAST 2026humanhumanMICNAB_FSBCTR_NCRP2TZPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [5] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
512511EUCAST 2026humanhumanMICNAB_HLCBCT_PYLR2AMXH.pylori (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
513512EUCAST 2026humanhumanMICNAB_HLCBCT_PYLR2CLRH.pylori (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
514513EUCAST 2026humanhumanMICNAB_HLCBCT_PYLR2LVXH.pylori (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
515514EUCAST 2026humanhumanMICNAB_HLCBCT_PYLR2MTRH.pylori (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
516515EUCAST 2026humanhumanMICNAB_HLCBCT_PYLR2RIFH.pylori (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
517516EUCAST 2026humanhumanMICNAB_HLCBCT_PYLR2TCYH.pylori (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
518517EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg1515FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
519518EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg5015FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
520519EUCAST 2026humanhumanMICNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[6] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
521520EUCAST 2026humanhumanMICNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[6] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
522521EUCAST 2026humanhumanDISKindications other than meningitisB_HMPHL_INFL2AMPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)2 mcg1818FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below. | [2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
523522EUCAST 2026humanhumanMICindications other than meningitisB_HMPHL_INFL2AMPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
524523EUCAST 2026humanhumanMICindications other than meningitisB_HMPHL_INFL2AMXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
525524EUCAST 2026humanhumanMICNAB_HMPHL_INFL2AMXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
526525EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CFMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2626FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
527526EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CFMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
528527EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CHLH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2828FALSEFALSE[1] For chloramphenicol treatment in meningitis, see table of dosages.
529528EUCAST 2026humanhumanDISKTopicalB_HMPHL_INFL2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg2828FALSEFALSENA
530529EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CHLH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For chloramphenicol treatment in meningitis, see table of dosages.
531530EUCAST 2026humanhumanMICTopicalB_HMPHL_INFL2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
532531EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CIPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)5 mcg3232FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
533532EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CIPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
534533EUCAST 2026humanhumanMICTopicalB_HMPHL_INFL2CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
535534EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CPDH.influenzae (file: Clinical Breakpoint Tables v. 16.1)10 mcg2626FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
536535EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CPDH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
537536EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CPTH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
538537EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CROH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg3232FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
539538EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CROH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
540539EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CTBH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2525FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
541540EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CTBH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
542541EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CTXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2727FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
543542EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CTXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
544543EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2725FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
545544EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg5027FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
546545EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSENA
547546EUCAST 2026humanhumanMICNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
548547EUCAST 2026humanhumanDISKpneumoniaB_HMPHL_INFL2CZTH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30/10 mcg2323FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below. | [3] See table of dosages for dosing for different indications.
549548EUCAST 2026humanhumanMICpneumoniaB_HMPHL_INFL2CZTH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[3] See table of dosages for dosing for different indications.
550549EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2DORH.influenzae (file: Clinical Breakpoint Tables v. 16.1)10 mcg2323FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
551550EUCAST 2026humanhumanMICNAB_HMPHL_INFL2DORH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
552551EUCAST 2026humanhumanMICNAB_HMPHL_INFL2DOXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
553552EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2ETPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)10 mcg2323FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
554553EUCAST 2026humanhumanMICNAB_HMPHL_INFL2ETPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
555554EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2FEPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2828FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
556555EUCAST 2026humanhumanMICNAB_HMPHL_INFL2FEPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
557556EUCAST 2026humanhumanMICTopicalB_HMPHL_INFL2GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
558557EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2IPMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)10 mcg2020FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
559558EUCAST 2026humanhumanMICNAB_HMPHL_INFL2IPMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
560559EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2LVXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)5 mcg3030FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
561560EUCAST 2026humanhumanMICNAB_HMPHL_INFL2LVXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
562561EUCAST 2026humanhumanMICTopicalB_HMPHL_INFL2LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
563562EUCAST 2026humanhumanDISKindications other than meningitisB_HMPHL_INFL2MEMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)10 mcg2020FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
564563EUCAST 2026humanhumanMICindications other than meningitisB_HMPHL_INFL2MEMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
565564EUCAST 2026humanhumanMICmeningitisB_HMPHL_INFL2MEMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
566565EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2MFXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2828FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
567566EUCAST 2026humanhumanMICNAB_HMPHL_INFL2MFXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
568567EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2MNOH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2424FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
569568EUCAST 2026humanhumanMICNAB_HMPHL_INFL2MNOH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
570569EUCAST 2026humanhumanDISKscreen onlyB_HMPHL_INFL2NALH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[B] | [B] Isolates categorised as screen negative can be reported susceptible to ciprofloxacin, levofloxacin, moxifloxacin and ofloxacin. Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
571570EUCAST 2026humanhumanDISKTopicalB_HMPHL_INFL2NALTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[1] Screening agent for detection of fluoroquinolone resistance (pefloxacin for Enterobacterales, norfloxacin for Gram-positive organisms and nalidixic acid for H. influenzae and M. catarrhalis).
572571EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2OFXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)5 mcg3030FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
573572EUCAST 2026humanhumanMICNAB_HMPHL_INFL2OFXH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
574573EUCAST 2026humanhumanMICTopicalB_HMPHL_INFL2OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
575574EUCAST 2026humanhumanDISKscreen onlyB_HMPHL_INFL2PENH.influenzae (file: Clinical Breakpoint Tables v. 16.1)1 unit1212FALSEFALSE[1/A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
576575EUCAST 2026humanhumanDISKfor prophylaxis onlyB_HMPHL_INFL2RIFH.influenzae (file: Clinical Breakpoint Tables v. 16.1)5 mcg1818FALSEFALSENA
577576EUCAST 2026humanhumanMICfor prophylaxis onlyB_HMPHL_INFL2RIFH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
578577EUCAST 2026humanhumanMICNAB_HMPHL_INFL2SAMH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[4] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L. | [5] Susceptibility can be inferred from amoxicillin-clavulanic acid iv.
579578EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2SXTH.influenzae (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2323FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
580579EUCAST 2026humanhumanMICNAB_HMPHL_INFL2SXTH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
581580EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2TCYH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2525FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
582581EUCAST 2026humanhumanMICNAB_HMPHL_INFL2TCYH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
583582EUCAST 2026humanhumanMICTopicalB_HMPHL_INFL2TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
584583EUCAST 2026humanhumanDISKNAB_HMPHL_INFL2TZPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2727FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
585584EUCAST 2026humanhumanMICNAB_HMPHL_INFL2TZPH.influenzae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[7] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
586585EUCAST 2026humanhumanDISKNAB_KGLLA_KING2AMCK.kingae (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2222FALSEFALSENA
587586EUCAST 2026humanhumanMICNAB_KGLLA_KING2AMPK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[2] Susceptibility can be inferred from benzylpenicillin susceptibility.
588587EUCAST 2026humanhumanMICNAB_KGLLA_KING2AMXK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[2] Susceptibility can be inferred from benzylpenicillin susceptibility.
589588EUCAST 2026humanhumanMICNAB_KGLLA_KING2AZMK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Susceptibility can be inferred from erythromycin susceptibility.
590589EUCAST 2026humanhumanDISKNAB_KGLLA_KING2CIPK.kingae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2828FALSEFALSENA
591590EUCAST 2026humanhumanMICNAB_KGLLA_KING2CIPK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
592591EUCAST 2026humanhumanMICNAB_KGLLA_KING2CLRK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Susceptibility can be inferred from erythromycin susceptibility.
593592EUCAST 2026humanhumanDISKNAB_KGLLA_KING2CROK.kingae (file: Clinical Breakpoint Tables v. 16.1)30 mcg3030FALSEFALSENA
594593EUCAST 2026humanhumanMICNAB_KGLLA_KING2CROK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
595594EUCAST 2026humanhumanDISKNAB_KGLLA_KING2CTXK.kingae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2727FALSEFALSENA
596595EUCAST 2026humanhumanMICNAB_KGLLA_KING2CTXK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
597596EUCAST 2026humanhumanDISKNAB_KGLLA_KING2CXMK.kingae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2929FALSEFALSENA
598597EUCAST 2026humanhumanMICNAB_KGLLA_KING2CXMK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
599598EUCAST 2026humanhumanMICNAB_KGLLA_KING2DOXK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline. Isolates categorised as resistant should be tested for susceptibility to doxycycline or reported resistant.
600599EUCAST 2026humanhumanDISKNAB_KGLLA_KING2ERYK.kingae (file: Clinical Breakpoint Tables v. 16.1)15 mcg2020FALSEFALSENA
601600EUCAST 2026humanhumanMICNAB_KGLLA_KING2ERYK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
602601EUCAST 2026humanhumanDISKNAB_KGLLA_KING2LVXK.kingae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2828FALSEFALSENA
603602EUCAST 2026humanhumanMICNAB_KGLLA_KING2LVXK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
604603EUCAST 2026humanhumanDISKNAB_KGLLA_KING2MEMK.kingae (file: Clinical Breakpoint Tables v. 16.1)10 mcg3030FALSEFALSENA
605604EUCAST 2026humanhumanMICNAB_KGLLA_KING2MEMK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
606605EUCAST 2026humanhumanDISKNAB_KGLLA_KING2PENK.kingae (file: Clinical Breakpoint Tables v. 16.1)1 unit2525FALSEFALSENA
607606EUCAST 2026humanhumanMICNAB_KGLLA_KING2PENK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
608607EUCAST 2026humanhumanDISKNAB_KGLLA_KING2RIFK.kingae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2020FALSEFALSENA
609608EUCAST 2026humanhumanMICNAB_KGLLA_KING2RIFK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
610609EUCAST 2026humanhumanDISKNAB_KGLLA_KING2SXTK.kingae (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2828FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
611610EUCAST 2026humanhumanMICNAB_KGLLA_KING2SXTK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
612611EUCAST 2026humanhumanDISKNAB_KGLLA_KING2TCYK.kingae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2828FALSEFALSENA
613612EUCAST 2026humanhumanMICNAB_KGLLA_KING2TCYK.kingae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
614613EUCAST 2026humanhumanDISKNAB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5019FALSEFALSENA
615614EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1919TRUEFALSENA
616615EUCAST 2026humanhumanMICNAB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSENA
617616EUCAST 2026humanhumanMICuncomplicated UTI onlyB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSENA
618617EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_KLBSL3CZOEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5020FALSEFALSE[A] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
619618EUCAST 2026humanhumanMICinfections originating from the urinary tractB_KLBSL3CZOEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSE[2] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
620619EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_KLBSL3MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
621620EUCAST 2026humanhumanMICuncomplicated UTI onlyB_KLBSL3MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
622621EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_KLBSL3TEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5017FALSEFALSE[F] Ignore isolated colonies within the inhibition zone.
623622EUCAST 2026humanhumanMICinfections originating from the urinary tractB_KLBSL3TEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSENA
624623EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_KLBSL3TMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg1515TRUEFALSENA
625624EUCAST 2026humanhumanMICuncomplicated UTI onlyB_KLBSL3TMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22TRUEFALSENA
626625EUCAST 2026humanhumanDISKall indicationsB_LISTR_MNCY2AMPL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)2 mcg1616FALSEFALSENA
627626EUCAST 2026humanhumanMICall indicationsB_LISTR_MNCY2AMPL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
628627EUCAST 2026humanhumanDISKindications other than meningitisB_LISTR_MNCY2ERYL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)15 mcg2525FALSEFALSENA
629628EUCAST 2026humanhumanMICindications other than meningitisB_LISTR_MNCY2ERYL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
630629EUCAST 2026humanhumanDISKall indicationsB_LISTR_MNCY2MEML.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)10 mcg2626FALSEFALSENA
631630EUCAST 2026humanhumanMICall indicationsB_LISTR_MNCY2MEML.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
632631EUCAST 2026humanhumanDISKindications other than meningitisB_LISTR_MNCY2PENL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)1 unit1313FALSEFALSENA
633632EUCAST 2026humanhumanMICindications other than meningitisB_LISTR_MNCY2PENL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
634633EUCAST 2026humanhumanDISKall indicationsB_LISTR_MNCY2SXTL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2929FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
635634EUCAST 2026humanhumanMICall indicationsB_LISTR_MNCY2SXTL.monocytogenes (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
636635EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2AMCM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg1919FALSEFALSENA
637636EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2AMCM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
638637EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2AZMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Moraxella catarrhalis. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
639638EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2CFMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121FALSEFALSENA
640639EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2CFMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
641640EUCAST 2026humanhumanDISKTopicalB_MRXLL_CTRR2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg3131FALSEFALSENA
642641EUCAST 2026humanhumanMICTopicalB_MRXLL_CTRR2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
643642EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2CIPM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)5 mcg3131FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
644643EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2CIPM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
645644EUCAST 2026humanhumanMICTopicalB_MRXLL_CTRR2CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
646645EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2CLRM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Moraxella catarrhalis. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
647646EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2CROM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)30 mcg2421FALSEFALSENA
648647EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2CROM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSENA
649648EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2CTXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)5 mcg2017FALSEFALSENA
650649EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2CTXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSENA
651650EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)30 mcg2118FALSEFALSENA
652651EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)30 mcg5021FALSEFALSENA
653652EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA48FALSEFALSENA
654653EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSENA
655654EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2DORM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)10 mcg3030FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
656655EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2DORM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
657656EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2DOXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
658657EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2ERYM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)15 mcg2323FALSEFALSE[A] Erythromycin can be used to screen for macrolide resistance in Moraxella catarrhalis. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
659658EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2ERYM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
660659EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2ETPM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
661660EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2ETPM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
662661EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2FEPM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)30 mcg2020FALSEFALSENA
663662EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2FEPM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
664663EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2IPMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
665664EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2IPMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
666665EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2LVXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)5 mcg2929FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
667666EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2LVXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
668667EUCAST 2026humanhumanMICTopicalB_MRXLL_CTRR2LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
669668EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2MEMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)10 mcg3333FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
670669EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2MEMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
671670EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2MFXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)5 mcg2626FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
672671EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2MFXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
673672EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2MNOM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)30 mcg2525FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
674673EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2MNOM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
675674EUCAST 2026humanhumanDISKscreen onlyB_MRXLL_CTRR2NALM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[B] | [B] Isolates categorised as screen negative can be reported susceptible to ciprofloxacin, levofloxacin, moxifloxacin and ofloxacin. Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
676675EUCAST 2026humanhumanDISKTopicalB_MRXLL_CTRR2NALTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[1] Screening agent for detection of fluoroquinolone resistance (pefloxacin for Enterobacterales, norfloxacin for Gram-positive organisms and nalidixic acid for H. influenzae and M. catarrhalis).
677676EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2OFXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)5 mcg2828FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
678677EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2OFXM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
679678EUCAST 2026humanhumanMICTopicalB_MRXLL_CTRR2OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
680679EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2RXTM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Moraxella catarrhalis. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
681680EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2SAMM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L. | [3] Susceptibility can be inferred from amoxicillin-clavulanic acid.
682681EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2SXTM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg1515FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
683682EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2SXTM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
684683EUCAST 2026humanhumanDISKNAB_MRXLL_CTRR2TCYM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)30 mcg2626FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
685684EUCAST 2026humanhumanMICNAB_MRXLL_CTRR2TCYM.catarrhalis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
686685EUCAST 2026humanhumanMICNAB_MYCBC_TBRC2BDQM.tuberculosis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] For bedaquiline, breakpoints were determined using the EUCAST reference method.
687686EUCAST 2026humanhumanMICNAB_MYCBC_TBRC2DLMM.tuberculosis (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[2] For delamanid and pretomanid, breakpoints were not determined with the EUCAST reference method. Therefore they are provisional and might change according to the results of future studies with the EUCAST reference method for MIC determination. 3.The provisional breakpoint was determined according to MIC data determined with the agar dilution and the agar proportion methods.
688687EUCAST 2026humanhumanMICNAB_NESSR_GNRR2CFMN.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
689688EUCAST 2026humanhumanMICNAB_NESSR_GNRR2CIPN.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA0.030.06FALSEFALSENA
690689EUCAST 2026humanhumanMICNAB_NESSR_GNRR2CRON.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
691690EUCAST 2026humanhumanMICNAB_NESSR_GNRR2CTXN.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
692691EUCAST 2026humanhumanMICNAB_NESSR_GNRR2OFXN.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.25FALSEFALSENA
693692EUCAST 2026humanhumanMICsurrogate agentB_NESSR_GNRR2PENN.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA0.061FALSEFALSE[1] Always test for beta-lactamase (tests based on a chromogenic cephalosporin can be used). If beta-lactamase positive, report resistant to ampicillin and amoxicillin. If beta-lactamase negative, determine the MIC of benzylpenicillin. Infer the susceptibility to ampicillin and amoxicillin from the benzylpenicillin MIC (do not report benzylpenicillin susceptibility).
694693EUCAST 2026humanhumanMICNAB_NESSR_GNRR2SPTN.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA6464FALSEFALSENA
695694EUCAST 2026humanhumanMICNAB_NESSR_GNRR2TCYN.gonorrhoeae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
696695EUCAST 2026humanhumanMICindications other than meningitisB_NESSR_MNNG2AMPN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.1251FALSEFALSENA
697696EUCAST 2026humanhumanMICindications other than meningitisB_NESSR_MNNG2AMXN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.1251FALSEFALSENA
698697EUCAST 2026humanhumanMICmeningitisB_NESSR_MNNG2CHLN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For chloramphenicol treatment in meningitis, see table of dosages.
699698EUCAST 2026humanhumanMICall indications, including meningitis and prophylaxisB_NESSR_MNNG2CIPN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.0160.016FALSEFALSENA
700699EUCAST 2026humanhumanMICall indications including prophylaxisB_NESSR_MNNG2CRON.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
701700EUCAST 2026humanhumanMICall indicationsB_NESSR_MNNG2CTXN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
702701EUCAST 2026humanhumanMICall indicationsB_NESSR_MNNG2MEMN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory. | [2] Breakpoints for serious N. meningitidis systemic infections (meningitis with or without septicemia) have been determined for meropenem only.
703702EUCAST 2026humanhumanMICprophylaxis onlyB_NESSR_MNNG2MNON.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to predict susceptibility to minocycline for prophylaxis against N. meningitidis infections.
704703EUCAST 2026humanhumanMICall indicationsB_NESSR_MNNG2PENN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
705704EUCAST 2026humanhumanMICprophylaxis onlyB_NESSR_MNNG2RIFN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
706705EUCAST 2026humanhumanMICscreen onlyB_NESSR_MNNG2TCYN.meningitidis (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Tetracycline can be used to predict susceptibility to minocycline for prophylaxis against N. meningitidis infections.
707706EUCAST 2026humanhumanDISKNAB_PPTNP3AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
708707EUCAST 2026humanhumanDISKNAB_PPTNP3AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2121FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
709708EUCAST 2026humanhumanMICNAB_PPTNP3AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
710709EUCAST 2026humanhumanMICNAB_PPTNP3AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
711710EUCAST 2026humanhumanDISKNAB_PPTNP3CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg1515FALSEFALSE[C] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [D] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading. | [3] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
712711EUCAST 2026humanhumanMICNAB_PPTNP3CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[4] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [3] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
713712EUCAST 2026humanhumanDISKNAB_PPTNP3ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3232FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
714713EUCAST 2026humanhumanMICNAB_PPTNP3ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
715714EUCAST 2026humanhumanDISKNAB_PPTNP3IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3737FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
716715EUCAST 2026humanhumanMICNAB_PPTNP3IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
717716EUCAST 2026humanhumanDISKNAB_PPTNP3MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
718717EUCAST 2026humanhumanMICNAB_PPTNP3MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
719718EUCAST 2026humanhumanDISKNAB_PPTNP3MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1919FALSEFALSE[E] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
720719EUCAST 2026humanhumanMICNAB_PPTNP3MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[5] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
721720EUCAST 2026humanhumanDISKNAB_PPTNP3PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit1818FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
722721EUCAST 2026humanhumanMICNAB_PPTNP3PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
723722EUCAST 2026humanhumanDISKNAB_PPTNP3SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg2929FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
724723EUCAST 2026humanhumanDISKNAB_PPTNP3TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg3636FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
725724EUCAST 2026humanhumanDISKNAB_PPTNP3VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121FALSEFALSENA
726725EUCAST 2026humanhumanMICNAB_PPTNP3VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
727726EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2222FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
728727EUCAST 2026humanhumanMICNAB_PPTST_ANRB2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L..
729728EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
730729EUCAST 2026humanhumanMICNAB_PPTST_ANRB2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
731730EUCAST 2026humanhumanMICNAB_PPTST_ANRB2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
732731EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg1717FALSEFALSE[C] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [D] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading. | [5] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
733732EUCAST 2026humanhumanMICNAB_PPTST_ANRB2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[6] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [5] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
734733EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
735734EUCAST 2026humanhumanMICNAB_PPTST_ANRB2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
736735EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3636FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
737736EUCAST 2026humanhumanMICNAB_PPTST_ANRB2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
738737EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3030FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
739738EUCAST 2026humanhumanMICNAB_PPTST_ANRB2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
740739EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2222FALSEFALSE[E] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
741740EUCAST 2026humanhumanMICNAB_PPTST_ANRB2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[7] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
742741EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit2020FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
743742EUCAST 2026humanhumanMICNAB_PPTST_ANRB2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
744743EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg3131FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
745744EUCAST 2026humanhumanMICNAB_PPTST_ANRB2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
746745EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg3232FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
747746EUCAST 2026humanhumanMICNAB_PPTST_ANRB2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
748747EUCAST 2026humanhumanDISKNAB_PPTST_ANRB2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1515FALSEFALSENA
749748EUCAST 2026humanhumanMICNAB_PPTST_ANRB2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
750749EUCAST 2026humanhumanDISKNAB_PROTS_MRBL2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5019FALSEFALSENA
751750EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_PROTS_MRBL2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1919TRUEFALSENA
752751EUCAST 2026humanhumanMICNAB_PROTS_MRBL2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSENA
753752EUCAST 2026humanhumanMICuncomplicated UTI onlyB_PROTS_MRBL2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSENA
754753EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_PROTS_MRBL2MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
755754EUCAST 2026humanhumanMICuncomplicated UTI onlyB_PROTS_MRBL2MECEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
756755EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_PROTS_MRBL2TEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg5017FALSEFALSE[F] Ignore isolated colonies within the inhibition zone.
757756EUCAST 2026humanhumanMICinfections originating from the urinary tractB_PROTS_MRBL2TEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSENA
758757EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2AMCAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
759758EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg2929FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
760759EUCAST 2026humanhumanMICNAB_PRVMN_MICR2AMPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
761760EUCAST 2026humanhumanMICNAB_PRVMN_MICR2AMXAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
762761EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)2 mcg1818FALSEFALSE[C] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [D] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading. | [3] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
763762EUCAST 2026humanhumanMICNAB_PRVMN_MICR2CLIAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[4] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [3] Inducible clindamycin resistance may occur. This can be detected by antagonism of clindamycin activity by a macrolide agent [erythromycin and clindamycin disks 12-16 mm apart (edge to edge)]. The clinical significance is unknown.
764763EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
765764EUCAST 2026humanhumanMICNAB_PRVMN_MICR2ETPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
766765EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg4040FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
767766EUCAST 2026humanhumanMICNAB_PRVMN_MICR2IPMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
768767EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10 mcg3636FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
769768EUCAST 2026humanhumanMICNAB_PRVMN_MICR2MEMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
770769EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg2828FALSEFALSE[E] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
771770EUCAST 2026humanhumanMICNAB_PRVMN_MICR2MTRAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[5] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
772771EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)1 unit3131FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
773772EUCAST 2026humanhumanMICNAB_PRVMN_MICR2PENAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
774773EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2SAMAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg3636FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
775774EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2TZPAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
776775EUCAST 2026humanhumanDISKNAB_PRVMN_MICR2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)5 mcg1919FALSEFALSENA
777776EUCAST 2026humanhumanMICNAB_PRVMN_MICR2VANAnaerobic bacteria_G-positive (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
778777EUCAST 2026humanhumanDISKNAB_PRVTL3AMCAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
779778EUCAST 2026humanhumanDISKNAB_PRVTL3AMPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
780779EUCAST 2026humanhumanMICNAB_PRVTL3AMPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
781780EUCAST 2026humanhumanMICNAB_PRVTL3AMXAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
782781EUCAST 2026humanhumanDISKNAB_PRVTL3CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)2 mcg3131FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
783782EUCAST 2026humanhumanMICNAB_PRVTL3CLIAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
784783EUCAST 2026humanhumanDISKNAB_PRVTL3ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg2929FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
785784EUCAST 2026humanhumanMICNAB_PRVTL3ETPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
786785EUCAST 2026humanhumanDISKNAB_PRVTL3IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
787786EUCAST 2026humanhumanMICNAB_PRVTL3IPMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
788787EUCAST 2026humanhumanDISKNAB_PRVTL3MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10 mcg3434FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
789788EUCAST 2026humanhumanMICNAB_PRVTL3MEMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
790789EUCAST 2026humanhumanDISKNAB_PRVTL3MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)5 mcg2222FALSEFALSE[D] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
791790EUCAST 2026humanhumanMICNAB_PRVTL3MTRAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[3] Metronidazole resistance is rare, but inadequate anaerobic conditions may lead to false resistance. In case of resistance, confirm sufficient anaerobicity, species identification and antimicrobial susceptibility test result.
792791EUCAST 2026humanhumanDISKNAB_PRVTL3PENAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)1 unit2020FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
793792EUCAST 2026humanhumanMICNAB_PRVTL3PENAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
794793EUCAST 2026humanhumanDISKNAB_PRVTL3SAMAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
795794EUCAST 2026humanhumanDISKNAB_PRVTL3TZPAnaerobic bacteria_G-negative (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2626FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
796795EUCAST 2026humanhumanDISKsystemic infectionsB_PSDMN3AMKPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg1515FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
797796EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_PSDMN3AMKPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg1515FALSEFALSENA
798797EUCAST 2026humanhumanMICsystemic infectionsB_PSDMN3AMKPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA1616FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
799798EUCAST 2026humanhumanMICinfections originating from the urinary tractB_PSDMN3AMKPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA1616FALSEFALSENA
800799EUCAST 2026humanhumanDISKNAB_PSDMN3ATMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg5018FALSEFALSENA
801800EUCAST 2026humanhumanMICNAB_PSDMN3ATMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSENA
802801EUCAST 2026humanhumanDISKNAB_PSDMN3CAZPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg5017FALSEFALSENA
803802EUCAST 2026humanhumanMICNAB_PSDMN3CAZPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSENA
804803EUCAST 2026humanhumanDISKNAB_PSDMN3CIPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)5 mcg5026FALSEFALSENA
805804EUCAST 2026humanhumanMICNAB_PSDMN3CIPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
806805EUCAST 2026humanhumanMICNAB_PSDMN3COLPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[2] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [1] Colistin MIC determination should be performed with broth microdilution. Quality control must be performed with both a susceptible QC strain (E. coli ATCC 25922 or P. aeruginosa ATCC 27853) and the colistin resistant E. coli NCTC 13846 (mcr-1 positive).
807806EUCAST 2026humanhumanDISKNAB_PSDMN3DORPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg5022FALSEFALSENA
808807EUCAST 2026humanhumanMICNAB_PSDMN3DORPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSENA
809808EUCAST 2026humanhumanDISKNAB_PSDMN3FEPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg5021FALSEFALSENA
810809EUCAST 2026humanhumanMICNAB_PSDMN3FEPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSENA
811810EUCAST 2026humanhumanDISKNAB_PSDMN3IPMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg5020FALSEFALSENA
812811EUCAST 2026humanhumanMICNAB_PSDMN3IPMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSENA
813812EUCAST 2026humanhumanDISKNAB_PSDMN3LVXPseudomonas (file: Clinical Breakpoint Tables v. 16.1)5 mcg5018FALSEFALSENA
814813EUCAST 2026humanhumanMICNAB_PSDMN3LVXPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSENA
815814EUCAST 2026humanhumanDISKindications other than meningitisB_PSDMN3MEMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg2418FALSEFALSENA
816815EUCAST 2026humanhumanMICindications other than meningitisB_PSDMN3MEMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA28FALSEFALSENA
817816EUCAST 2026humanhumanDISKNAB_PSDMN3PIPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg5018FALSEFALSENA
818817EUCAST 2026humanhumanMICNAB_PSDMN3PIPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSENA
819818EUCAST 2026humanhumanDISKNAB_PSDMN3TCCPseudomonas (file: Clinical Breakpoint Tables v. 16.1)75/10 mcg5018FALSEFALSENA
820819EUCAST 2026humanhumanMICNAB_PSDMN3TCCPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSE[2] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
821820EUCAST 2026humanhumanDISKsystemic infectionsB_PSDMN3TOBPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg1818FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
822821EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_PSDMN3TOBPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg1818FALSEFALSENA
823822EUCAST 2026humanhumanMICsystemic infectionsB_PSDMN3TOBPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
824823EUCAST 2026humanhumanMICinfections originating from the urinary tractB_PSDMN3TOBPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
825824EUCAST 2026humanhumanDISKNAB_PSDMN3TZPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg5018FALSEFALSENA
826825EUCAST 2026humanhumanMICNAB_PSDMN3TZPPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA0.00116FALSEFALSE[1] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
827826EUCAST 2026humanhumanDISKTopicalB_PSDMN_AERG2CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)5 mcg2626FALSEFALSENA
828827EUCAST 2026humanhumanMICTopicalB_PSDMN_AERG2CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
829828EUCAST 2026humanhumanMICTopicalB_PSDMN_AERG2COLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
830829EUCAST 2026humanhumanDISKNAB_PSDMN_AERG2CZAPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10/4 mcg1717FALSEFALSENA
831830EUCAST 2026humanhumanMICNAB_PSDMN_AERG2CZAPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[3] For susceptibility testing purposes, the concentration of avibactam is fixed at 4 mg/L.
832831EUCAST 2026humanhumanDISKNAB_PSDMN_AERG2CZTPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30/10 mcg2323FALSEFALSE[4] See table of dosages for dosing for different indications.
833832EUCAST 2026humanhumanMICNAB_PSDMN_AERG2CZTPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[5] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L. | [4] See table of dosages for dosing for different indications.
834833EUCAST 2026humanhumanDISKNAB_PSDMN_AERG2FDCPseudomonas (file: Clinical Breakpoint Tables v. 16.1)30 mcg2222FALSEFALSENA
835834EUCAST 2026humanhumanMICNAB_PSDMN_AERG2FDCPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[2] Broth microdilution MIC determination must be performed in iron-depleted Mueller-Hinton broth and specific reading instructions must be followed. For testing conditions and reading instructions, see https://www.eucast.org/eucastguidancedocuments/.
836835EUCAST 2026humanhumanDISKTopicalB_PSDMN_AERG2GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1515FALSEFALSENA
837836EUCAST 2026humanhumanMICTopicalB_PSDMN_AERG2GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
838837EUCAST 2026humanhumanDISKNAB_PSDMN_AERG2IMRPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10/25 mcg2222FALSEFALSENA
839838EUCAST 2026humanhumanMICNAB_PSDMN_AERG2IMRPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For susceptibility testing purposes, the concentration of relebactam is fixed at 4 mg/L.
840839EUCAST 2026humanhumanDISKTopicalB_PSDMN_AERG2LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)5 mcg1818FALSEFALSENA
841840EUCAST 2026humanhumanMICTopicalB_PSDMN_AERG2LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
842841EUCAST 2026humanhumanDISKindications other than meningitisB_PSDMN_AERG2MEMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg2014FALSEFALSENA
843842EUCAST 2026humanhumanDISKmeningitisB_PSDMN_AERG2MEMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)10 mcg2020FALSEFALSENA
844843EUCAST 2026humanhumanMICindications other than meningitisB_PSDMN_AERG2MEMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA28FALSEFALSENA
845844EUCAST 2026humanhumanMICmeningitisB_PSDMN_AERG2MEMPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
846845EUCAST 2026humanhumanDISKNAB_PSDMN_AERG2MEVPseudomonas (file: Clinical Breakpoint Tables v. 16.1)20/10 mcg1414FALSEFALSENA
847846EUCAST 2026humanhumanMICNAB_PSDMN_AERG2MEVPseudomonas (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[2] For susceptibility testing purposes, the concentration of vaborbactam is fixed at 8 mg/L.
848847EUCAST 2026humanhumanMICTopicalB_PSDMN_AERG2OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
849848EUCAST 2026humanhumanDISKTopicalB_PSDMN_AERG2TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1818FALSEFALSENA
850849EUCAST 2026humanhumanMICTopicalB_PSDMN_AERG2TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
851850EUCAST 2026humanhumanDISKNAB_PSTRL3AMCPasteurella (file: Clinical Breakpoint Tables v. 16.1)2/1 mcg1515FALSEFALSENA
852851EUCAST 2026humanhumanMICNAB_PSTRL3AMCPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
853852EUCAST 2026humanhumanMICNAB_PSTRL3AMPPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
854853EUCAST 2026humanhumanMICNAB_PSTRL3AMXPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
855854EUCAST 2026humanhumanDISKNAB_PSTRL3CIPPasteurella (file: Clinical Breakpoint Tables v. 16.1)5 mcg2727FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note B.
856855EUCAST 2026humanhumanMICNAB_PSTRL3CIPPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
857856EUCAST 2026humanhumanDISKNAB_PSTRL3CTXPasteurella (file: Clinical Breakpoint Tables v. 16.1)5 mcg2626FALSEFALSENA
858857EUCAST 2026humanhumanMICNAB_PSTRL3CTXPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
859858EUCAST 2026humanhumanMICNAB_PSTRL3DOXPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
860859EUCAST 2026humanhumanDISKNAB_PSTRL3LVXPasteurella (file: Clinical Breakpoint Tables v. 16.1)5 mcg2727FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note B.
861860EUCAST 2026humanhumanMICNAB_PSTRL3LVXPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
862861EUCAST 2026humanhumanDISKscreen onlyB_PSTRL3NALPasteurella (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[B] Isolates categorised as screen negative can be reported susceptible to ciprofloxacin and levofloxacin. Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
863862EUCAST 2026humanhumanDISKNAB_PSTRL3PENPasteurella (file: Clinical Breakpoint Tables v. 16.1)1 unit1717FALSEFALSENA
864863EUCAST 2026humanhumanMICNAB_PSTRL3PENPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
865864EUCAST 2026humanhumanDISKNAB_PSTRL3SXTPasteurella (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2323FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
866865EUCAST 2026humanhumanMICNAB_PSTRL3SXTPasteurella (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
867866EUCAST 2026humanhumanDISKscreen onlyB_PSTRL3TCYPasteurella (file: Clinical Breakpoint Tables v. 16.1)30 mcg2424FALSEFALSE[A] Susceptibility to doxycycline can be inferred from the tetracycline disk diffusion screening test.
868867EUCAST 2026humanhumanDISKNAB_SERRT3SXTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg5015FALSEFALSE[8] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
869868EUCAST 2026humanhumanMICNAB_SERRT3SXTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[8] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
870869EUCAST 2026humanhumanMICNAB_SLMNL3CIPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSE[1] There is clinical evidence for ciprofloxacin to indicate a poor response in systemic infections caused by Salmonella spp. with any detectable fluoroquinolone resistance mechanisms. The available data relate mainly to Salmonella Typhi but there are also case reports of poor response with other Salmonella species.
871870EUCAST 2026humanhumanDISKNAB_STNTR_MLTP2SXTS.maltophilia (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg5016FALSEFALSE[A] There may be growth within the inhibition zone. The density of growth may vary from a fine haze to substantial growth (see pictures below). If any zone edge can be seen, ignore growth within the inhibition zone and read the zone diameter. | [1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
872871EUCAST 2026humanhumanMICNAB_STNTR_MLTP2SXTS.maltophilia (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
873872EUCAST 2026humanhumanMICNAB_STPHY3AZMStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in staphylococci. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
874873EUCAST 2026humanhumanDISKNAB_STPHY3CLIStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)2 mcg2222FALSEFALSE[B] Place the erythromycin and clindamycin disks 12-20 mm apart (edge to edge) and look for antagonism (the D phenomenon) to detect inducible clindamycin resistance. | [2] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant and consider adding this comment to the report: "Clindamycin may still be used for short-term therapy of less serious skin and soft tissue infections as constitutive resistance is unlikely to develop during such therapy".
875874EUCAST 2026humanhumanMICNAB_STPHY3CLIStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[2] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant and consider adding this comment to the report: "Clindamycin may still be used for short-term therapy of less serious skin and soft tissue infections as constitutive resistance is unlikely to develop during such therapy".
876875EUCAST 2026humanhumanMICNAB_STPHY3CLRStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in staphylococci. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
877876EUCAST 2026humanhumanMICNAB_STPHY3DALStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[3] MICs must be determined in the presence of polysorbate-80 (0.002% in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems.
878877EUCAST 2026humanhumanMICNAB_STPHY3DOXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
879878EUCAST 2026humanhumanDISKNAB_STPHY3ERYStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)15 mcg2121FALSEFALSE[A] Erythromycin can be used to screen for macrolide resistance in staphylococci. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
880879EUCAST 2026humanhumanMICNAB_STPHY3ERYStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in staphylococci. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
881880EUCAST 2026humanhumanDISKNAB_STPHY3FUSStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424FALSEFALSENA
882881EUCAST 2026humanhumanMICNAB_STPHY3FUSStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
883882EUCAST 2026humanhumanDISKNAB_STPHY3LNZStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2121FALSEFALSENA
884883EUCAST 2026humanhumanMICNAB_STPHY3LNZStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
885884EUCAST 2026humanhumanDISKNAB_STPHY3MNOStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
886885EUCAST 2026humanhumanMICNAB_STPHY3MNOStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
887886EUCAST 2026humanhumanDISKscreen onlyB_STPHY3NORStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSE[D] | [D] Isolates categorised as screen negative can be reported susceptible to moxifloxacin and "susceptible increased exposure" (I) to levofloxacin. For ciprofloxacin, the isolate is without phenotypically detectable resistance mechanisms and can be used in high exposure in combination therapy (see Note 2/A). Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
888887EUCAST 2026humanhumanDISKNAB_STPHY3QDAStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)15 mcg2121FALSEFALSENA
889888EUCAST 2026humanhumanMICNAB_STPHY3QDAStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
890889EUCAST 2026humanhumanMICNAB_STPHY3RXTStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in staphylococci. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
891890EUCAST 2026humanhumanDISKNAB_STPHY3SXTStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2424FALSEFALSE[5] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
892891EUCAST 2026humanhumanMICNAB_STPHY3SXTStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[5] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
893892EUCAST 2026humanhumanDISKNAB_STPHY3TCYStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg2222FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
894893EUCAST 2026humanhumanMICNAB_STPHY3TCYStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
895894EUCAST 2026humanhumanDISKNAB_STPHY3TGCStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)15 mcg1919FALSEFALSE[2] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
896895EUCAST 2026humanhumanMICNAB_STPHY3TGCStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[3] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [2] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
897896EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_STPHY3TMPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1919TRUEFALSENA
898897EUCAST 2026humanhumanMICuncomplicated UTI onlyB_STPHY3TMPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22TRUEFALSENA
899898EUCAST 2026humanhumanDISKNAB_STPHY3TZDStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)2 mcg2020FALSEFALSE[A] Isolates susceptible to linezolid can be reported susceptible to tedizolid.
900899EUCAST 2026humanhumanMICNAB_STPHY3TZDStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Isolates susceptible to linezolid can be reported susceptible to tedizolid.
901900EUCAST 2026humanhumanDISKNAB_STPHY_AURS2AMKStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg1515FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
902901EUCAST 2026humanhumanMICNAB_STPHY_AURS2AMKStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA1616FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
903902EUCAST 2026humanhumanDISKNAB_STPHY_AURS2BPRStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg1717FALSEFALSE[F] Methicillin-susceptible isolates can be reported susceptible to ceftobiprole without further testing.
904903EUCAST 2026humanhumanMICNAB_STPHY_AURS2BPRStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[9] Methicillin-susceptible isolates can be reported susceptible to ceftobiprole without further testing.
905904EUCAST 2026humanhumanDISKTopicalB_STPHY_AURS2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg1818FALSEFALSENA
906905EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA1616FALSEFALSENA
907906EUCAST 2026humanhumanDISKNAB_STPHY_AURS2CIPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg5017FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
908907EUCAST 2026humanhumanMICNAB_STPHY_AURS2CIPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[2] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
909908EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
910909EUCAST 2026humanhumanDISKindications other than pneumoniaB_STPHY_AURS2CPTStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg2017FALSEFALSE[D] Methicillin-susceptible isolates can be reported susceptible to ceftaroline without further testing.
911910EUCAST 2026humanhumanDISKpneumoniaB_STPHY_AURS2CPTStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg2020FALSEFALSE[D] Methicillin-susceptible isolates can be reported susceptible to ceftaroline without further testing.
912911EUCAST 2026humanhumanMICindications other than pneumoniaB_STPHY_AURS2CPTStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSE[7] Methicillin-susceptible isolates can be reported susceptible to ceftaroline without further testing.
913912EUCAST 2026humanhumanMICpneumoniaB_STPHY_AURS2CPTStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[7] Methicillin-susceptible isolates can be reported susceptible to ceftaroline without further testing.
914913EUCAST 2026humanhumanMICNAB_STPHY_AURS2DAPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] Daptomycin MICs must be determined in the presence of Ca (50 mg/L in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
915914EUCAST 2026humanhumanMICcommunity-acquired pneumoniaB_STPHY_AURS2DFXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.0160.016FALSEFALSENA
916915EUCAST 2026humanhumanMICskin and skin structure infectionsB_STPHY_AURS2DFXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
917916EUCAST 2026humanhumanDISKNAB_STPHY_AURS2ERVStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)20 mcg2020FALSEFALSE[B] For MRSA that test susceptible with disk diffusion, the results should be confirmed with an MIC test.
918917EUCAST 2026humanhumanMICNAB_STPHY_AURS2ERVStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
919918EUCAST 2026humanhumanDISKscreen onlyB_STPHY_AURS2FOXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg2222FALSEFALSE[A] Susceptibility of staphylococci to cephalosporins is inferred from the cefoxitin susceptibility except for cefixime, ceftazidime, ceftazidime-avibactam, ceftibuten, cefiderocol and ceftolozane-tazobactam, which do not have breakpoints and should not be used for staphylococcal infections. For agents given orally, care to achieve sufficient exposure at the site of the infection should be exercised. If cefazolin, cefepime, cefotaxime, ceftriaxone or cefuroxime iv are reported for methicillin-susceptible staphylococci, these should be reported “susceptible, increased exposure” (I) - see https://www.eucast.org/eucastguidancedocuments/. Many methicillin-resistant S. aureus are susceptible to ceftaroline and ceftobiprole, see Notes 7/D and 9/F. | [B] If coagulase-negative staphylococci are not identified to species level, use zone diameter breakpoints S≥25, R<25 mm, with an ATU of 22-24 mm. For isolates with results inside the ATU: identify species, perform PCR for mecA/mecC or report resistant.
920919EUCAST 2026humanhumanDISKTopicalB_STPHY_AURS2FUSTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg2323FALSEFALSENA
921920EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2FUSTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
922921EUCAST 2026humanhumanDISKNAB_STPHY_AURS2GENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg1818FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
923922EUCAST 2026humanhumanDISKTopicalB_STPHY_AURS2GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1818FALSEFALSENA
924923EUCAST 2026humanhumanMICNAB_STPHY_AURS2GENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
925924EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
926925EUCAST 2026humanhumanDISKNAB_STPHY_AURS2LMUStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg2323FALSEFALSENA
927926EUCAST 2026humanhumanMICNAB_STPHY_AURS2LMUStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
928927EUCAST 2026humanhumanDISKNAB_STPHY_AURS2LVXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg5022FALSEFALSE[B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
929928EUCAST 2026humanhumanMICNAB_STPHY_AURS2LVXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
930929EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
931930EUCAST 2026humanhumanDISKNAB_STPHY_AURS2MFXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg2525FALSEFALSE[B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note | [3] Ofloxacin breakpoints for Staphylococcus spp. have been removed since in systemic infections with staphylococci the agent is inferior to other fluoroquinolones. For topical use of ofloxacin, see tables of topical agents.
932931EUCAST 2026humanhumanMICNAB_STPHY_AURS2MFXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[3] Ofloxacin breakpoints for Staphylococcus spp. have been removed since in systemic infections with staphylococci the agent is inferior to other fluoroquinolones. For topical use of ofloxacin, see tables of topical agents.
933932EUCAST 2026humanhumanDISKTopicalB_STPHY_AURS2MUPTopical agents (file: Clinical Breakpoint Tables v. 16.1)200 mcg3030FALSEFALSE[2] Breakpoints for nasal decolonization in carriers of S. aureus, S ≤1, R >1 mg/L (disk diffusion with mupirocin 200 µg disk S ≥30, R <30 mm). For short term suppression of nasal colonization (usually as a perioperative practice) breakpoints of S ≤256, R >256 mg/L (disk diffusion S ≥18 mm, R <18 mm) can be used.
934933EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2MUPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] Breakpoints for nasal decolonization in carriers of S. aureus, S ≤1, R >1 mg/L (disk diffusion with mupirocin 200 µg disk S ≥30, R <30 mm). For short term suppression of nasal colonization (usually as a perioperative practice) breakpoints of S ≤256, R >256 mg/L (disk diffusion S ≥18 mm, R <18 mm) can be used.
935934EUCAST 2026humanhumanDISKTopicalB_STPHY_AURS2NEOTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1414FALSEFALSENA
936935EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2NEOTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
937936EUCAST 2026humanhumanDISKTopicalB_STPHY_AURS2NORTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSE[1] Screening agent for detection of fluoroquinolone resistance (pefloxacin for Enterobacterales, norfloxacin for Gram-positive organisms and nalidixic acid for H. influenzae and M. catarrhalis).
938937EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
939938EUCAST 2026humanhumanMICNAB_STPHY_AURS2ORIStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[3] MICs must be determined in the presence of polysorbate-80 (0.002% in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems.
940939EUCAST 2026humanhumanDISKNAB_STPHY_AURS2PENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)1 unit2626FALSEFALSE[A] Most S. aureus are penicillinase producers and some are methicillin resistant. Either mechanism renders them resistant to benzylpenicillin, phenoxymethylpenicillin, ampicillin, amoxicillin, piperacillin and ticarcillin. Isolates that test susceptible to benzylpenicillin and cefoxitin can be reported susceptible to all penicillins. Isolatesthat test resistant to benzylpenicillin but susceptible to cefoxitin are susceptible to β-lactam β-lactamase inhibitor combinations, the isoxazolylpenicillins (oxacillin, cloxacillin, dicloxacillin and flucloxacillin) and nafcillin. For agents given orally, care to achieve sufficient exposure at the site of the infection should be exercised. Isolates that test resistant to cefoxitin are resistant to all penicillins. | [B] For S. aureus, disk diffusion is more reliable than MIC determination for detection of penicillinase producers, provided the zone diameter is measured AND the zone edge for isolates with zone diameters ≥26 mm is closely inspected (see pictures below). Examine the zone edge with transmitted light (plate held up to light). If the zone diameter is <26 mm, then report resistant. If the zone diameter is ≥26 mm AND the zone edge is sharp (no reduction of growth towards zone edge, like a "cliff"), then report resistant. If not sharp (reduction of growth towards zone edge, like a "beach"), then report susceptible and if uncertain, then report resistant. Chromogenic cephalosporin-based beta-lactamase tests do not reliably detect staphylococcal penicillinase.
941940EUCAST 2026humanhumanMICNAB_STPHY_AURS2PENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[1] Most S. aureus are penicillinase producers and some are methicillin resistant. Either mechanism renders them resistant to benzylpenicillin, phenoxymethylpenicillin, ampicillin, amoxicillin, piperacillin and ticarcillin. Isolates that test susceptible to benzylpenicillin and cefoxitin can be reported susceptible to all penicillins. Isolatesthat test resistant to benzylpenicillin but susceptible to cefoxitin are susceptible to β-lactam β-lactamase inhibitor combinations, the isoxazolylpenicillins (oxacillin, cloxacillin, dicloxacillin and flucloxacillin) and nafcillin. For agents given orally, care to achieve sufficient exposure at the site of the infection should be exercised. Isolates that test resistant to cefoxitin are resistant to all penicillins.
942941EUCAST 2026humanhumanDISKNAB_STPHY_AURS2RIFStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg2626FALSEFALSENA
943942EUCAST 2026humanhumanMICNAB_STPHY_AURS2RIFStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
944943EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2RTPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
945944EUCAST 2026humanhumanMICNAB_STPHY_AURS2TECStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
946945EUCAST 2026humanhumanMICNAB_STPHY_AURS2TLVStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[3] MICs must be determined in the presence of polysorbate-80 (0.002% in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems.
947946EUCAST 2026humanhumanDISKNAB_STPHY_AURS2TOBStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg1818FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
948947EUCAST 2026humanhumanDISKTopicalB_STPHY_AURS2TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1818FALSEFALSENA
949948EUCAST 2026humanhumanMICNAB_STPHY_AURS2TOBStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
950949EUCAST 2026humanhumanMICTopicalB_STPHY_AURS2TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
951950EUCAST 2026humanhumanMICNAB_STPHY_AURS2VANStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
952951EUCAST 2026humanhumanDISKscreen onlyB_STPHY_CGLN2OXAStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)1 mcg2020FALSEFALSE[E] For screening for methicillin resistance in S. pseudintermedius, S. intermedius, S. schleiferi and S. coagulans.
953952EUCAST 2026humanhumanDISKNAB_STPHY_CONS2.5AMKStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg1515FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
954953EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5AMKStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA1616FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
955954EUCAST 2026humanhumanDISKNAB_STPHY_CONS2.5CIPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg5022FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
956955EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5CIPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSE[2] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
957956EUCAST 2026humanhumanDISKscreen onlyB_STPHY_CONS2.5FOXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg2222FALSEFALSE[A] Susceptibility of staphylococci to cephalosporins is inferred from the cefoxitin susceptibility except for cefixime, ceftazidime, ceftazidime-avibactam, ceftibuten, cefiderocol and ceftolozane-tazobactam, which do not have breakpoints and should not be used for staphylococcal infections. For agents given orally, care to achieve sufficient exposure at the site of the infection should be exercised. If cefazolin, cefepime, cefotaxime, ceftriaxone or cefuroxime iv are reported for methicillin-susceptible staphylococci, these should be reported “susceptible, increased exposure” (I) - see https://www.eucast.org/eucastguidancedocuments/. Many methicillin-resistant S. aureus are susceptible to ceftaroline and ceftobiprole, see Notes 7/D and 9/F. | [B] If coagulase-negative staphylococci are not identified to species level, use zone diameter breakpoints S≥25, R<25 mm, with an ATU of 22-24 mm. For isolates with results inside the ATU: identify species, perform PCR for mecA/mecC or report resistant.
958957EUCAST 2026humanhumanDISKNAB_STPHY_CONS2.5GENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2222FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
959958EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5GENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
960959EUCAST 2026humanhumanDISKNAB_STPHY_CONS2.5LVXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg5024FALSEFALSE[B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
961960EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5LVXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.0011FALSEFALSENA
962961EUCAST 2026humanhumanDISKNAB_STPHY_CONS2.5MFXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg2828FALSEFALSE[B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note | [3] Ofloxacin breakpoints for Staphylococcus spp. have been removed since in systemic infections with staphylococci the agent is inferior to other fluoroquinolones. For topical use of ofloxacin, see tables of topical agents.
963962EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5MFXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[3] Ofloxacin breakpoints for Staphylococcus spp. have been removed since in systemic infections with staphylococci the agent is inferior to other fluoroquinolones. For topical use of ofloxacin, see tables of topical agents.
964963EUCAST 2026humanhumanDISKNAB_STPHY_CONS2.5RIFStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)5 mcg3030FALSEFALSENA
965964EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5RIFStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
966965EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5TECStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
967966EUCAST 2026humanhumanDISKNAB_STPHY_CONS2.5TOBStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)10 mcg2020FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
968967EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5TOBStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
969968EUCAST 2026humanhumanMICNAB_STPHY_CONS2.5VANStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
970969EUCAST 2026humanhumanDISKscreen onlyB_STPHY_EPDR2FOXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg2727FALSEFALSE[A] Susceptibility of staphylococci to cephalosporins is inferred from the cefoxitin susceptibility except for cefixime, ceftazidime, ceftazidime-avibactam, ceftibuten, cefiderocol and ceftolozane-tazobactam, which do not have breakpoints and should not be used for staphylococcal infections. For agents given orally, care to achieve sufficient exposure at the site of the infection should be exercised. If cefazolin, cefepime, cefotaxime, ceftriaxone or cefuroxime iv are reported for methicillin-susceptible staphylococci, these should be reported “susceptible, increased exposure” (I) - see https://www.eucast.org/eucastguidancedocuments/. Many methicillin-resistant S. aureus are susceptible to ceftaroline and ceftobiprole, see Notes 7/D and 9/F. | [B] If coagulase-negative staphylococci are not identified to species level, use zone diameter breakpoints S≥25, R<25 mm, with an ATU of 22-24 mm. For isolates with results inside the ATU: identify species, perform PCR for mecA/mecC or report resistant.
971970EUCAST 2026humanhumanDISKscreen onlyB_STPHY_INTR2OXAStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)1 mcg2020FALSEFALSE[E] For screening for methicillin resistance in S. pseudintermedius, S. intermedius, S. schleiferi and S. coagulans.
972971EUCAST 2026humanhumanDISKscreen onlyB_STPHY_LGDN2FOXStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)30 mcg2727FALSEFALSE[A] Susceptibility of staphylococci to cephalosporins is inferred from the cefoxitin susceptibility except for cefixime, ceftazidime, ceftazidime-avibactam, ceftibuten, cefiderocol and ceftolozane-tazobactam, which do not have breakpoints and should not be used for staphylococcal infections. For agents given orally, care to achieve sufficient exposure at the site of the infection should be exercised. If cefazolin, cefepime, cefotaxime, ceftriaxone or cefuroxime iv are reported for methicillin-susceptible staphylococci, these should be reported “susceptible, increased exposure” (I) - see https://www.eucast.org/eucastguidancedocuments/. Many methicillin-resistant S. aureus are susceptible to ceftaroline and ceftobiprole, see Notes 7/D and 9/F. | [B] If coagulase-negative staphylococci are not identified to species level, use zone diameter breakpoints S≥25, R<25 mm, with an ATU of 22-24 mm. For isolates with results inside the ATU: identify species, perform PCR for mecA/mecC or report resistant.
973972EUCAST 2026humanhumanDISKNAB_STPHY_LGDN2PENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)1 unit2626FALSEFALSENA
974973EUCAST 2026humanhumanMICNAB_STPHY_LGDN2PENStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
975974EUCAST 2026humanhumanDISKscreen onlyB_STPHY_PSDN2OXAStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)1 mcg2020FALSEFALSE[E] For screening for methicillin resistance in S. pseudintermedius, S. intermedius, S. schleiferi and S. coagulans.
976975EUCAST 2026humanhumanDISKscreen onlyB_STPHY_SCHL2OXAStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)1 mcg2020FALSEFALSE[E] For screening for methicillin resistance in S. pseudintermedius, S. intermedius, S. schleiferi and S. coagulans.
977976EUCAST 2026humanhumanDISKNAB_STPHY_SPRP2AMPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)2 mcg1818FALSEFALSE[C] Most staphylococci are penicillinase producers and some are methicillin resistant. Either mechanism renders them resistant to benzylpenicillin, phenoxymethylpenicillin, ampicillin, amoxicillin, piperacillin and ticarcillin. No currently available method can reliably detect penicillinase production in all species of staphylococci but methicillin resistance can be detected with cefoxitin as described. | [D] Ampicillin susceptible S. saprophyticus are mecA-negative and susceptible to ampicillin, amoxicillin and piperacillin (without or with a beta-lactamase inhibitor).
978977EUCAST 2026humanhumanMICuncomplicated UTI onlyB_STPHY_SPRP2GEPStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25TRUEFALSENA
979978EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_STPHY_SPRP2NITStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)100 mcg1313TRUEFALSENA
980979EUCAST 2026humanhumanMICuncomplicated UTI onlyB_STPHY_SPRP2NITStaphylococcus (file: Clinical Breakpoint Tables v. 16.1)NA6464TRUEFALSENA
981980EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5AZMStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus groups A, B, C and
982981EUCAST 2026humanhumanDISKTopicalB_STRPT_ABCG2.5CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg2121FALSEFALSENA
983982EUCAST 2026humanhumanMICTopicalB_STRPT_ABCG2.5CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
984983EUCAST 2026humanhumanMICTopicalB_STRPT_ABCG2.5CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
985984EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5CLIStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)2 mcg1717FALSEFALSE[B] Place the erythromycin and clindamycin disks 12-16 mm apart (edge to edge) and look for antagonism (the D phenomenon) to detect inducible clindamycin resistance. | [2] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant and consider adding this comment to the report: "Clindamycin may still be used for short-term therapy of less serious skin and soft tissue infections as constitutive resistance is unlikely to develop during such therapy". The clinical importance of inducible clindamycin resistance in combination treatment of severe S. pyogenes infections is not known.
986985EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5CLIStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[2] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant and consider adding this comment to the report: "Clindamycin may still be used for short-term therapy of less serious skin and soft tissue infections as constitutive resistance is unlikely to develop during such therapy". The clinical importance of inducible clindamycin resistance in combination treatment of severe S. pyogenes infections is not known.
987986EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5CLRStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus groups A, B, C and
988987EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5DALStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[2] MICs must be determined in the presence of polysorbate-80 (0.002% in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems. | [3] Isolates susceptible to vancomycin can be reported susceptible to dalbavancin and oritavancin. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
989988EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5DAPStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] Daptomycin MICs must be determined in the presence of Ca (50 mg/L in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
990989EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5DFXStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
991990EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5DOXStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
992991EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5ERYStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)15 mcg2121FALSEFALSE[A] Erythromycin can be used to screen for macrolide resistance in Streptococcus groups A, B, C and
993992EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5ERYStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus groups A, B, C and
994993EUCAST 2026humanhumanMICTopicalB_STRPT_ABCG2.5FUSTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA3232FALSEFALSENA
995994EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5LNZStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)10 mcg1919FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
996995EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5LNZStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
997996EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5LVXStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)5 mcg5017FALSEFALSE[B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
998997EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5LVXStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSENA
999998EUCAST 2026humanhumanMICTopicalB_STRPT_ABCG2.5LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
1000999EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5MFXStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)5 mcg1919FALSEFALSE[B] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
10011000EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5MFXStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10021001EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5MNOStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10031002EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5MNOStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10041003EUCAST 2026humanhumanMICTopicalB_STRPT_ABCG2.5MUPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10051004EUCAST 2026humanhumanDISKscreen onlyB_STRPT_ABCG2.5NORStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)10 mcg1212FALSEFALSE[C] | [C] Isolates categorised as screen negative can be reported susceptible to moxifloxacin and as "susceptible increased exposure" (I) to levofloxacin. Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
10061005EUCAST 2026humanhumanDISKTopicalB_STRPT_ABCG2.5NORTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1212FALSEFALSE[1] Screening agent for detection of fluoroquinolone resistance (pefloxacin for Enterobacterales, norfloxacin for Gram-positive organisms and nalidixic acid for H. influenzae and M. catarrhalis).
10071006EUCAST 2026humanhumanMICTopicalB_STRPT_ABCG2.5OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
10081007EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5ORIStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[2] MICs must be determined in the presence of polysorbate-80 (0.002% in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems. | [3] Isolates susceptible to vancomycin can be reported susceptible to dalbavancin and oritavancin. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10091008EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5PENStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)1 unit2323FALSEFALSENA
10101009EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5PENStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
10111010EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5RIFStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121FALSEFALSENA
10121011EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5RIFStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
10131012EUCAST 2026humanhumanMICTopicalB_STRPT_ABCG2.5RTPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
10141013EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5RXTStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus groups A, B, C and
10151014EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5SXTStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg1616FALSEFALSE[4] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
10161015EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5SXTStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[4] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
10171016EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5TCYStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10181017EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5TCYStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10191018EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5TECStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)30 mcg1515FALSEFALSE[B] Non-wild type isolates were not available when developing the disk diffusion method. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10201019EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5TECStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10211020EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5TGCStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)15 mcg1919FALSEFALSE[2] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10221021EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5TGCStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[3] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [2] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10231022EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5TZDStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)2 mcg1818FALSEFALSE[A] Isolates susceptible to linezolid can be reported susceptible to tedizolid. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10241023EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5TZDStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[2] Isolates susceptible to linezolid can be reported susceptible to tedizolid. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10251024EUCAST 2026humanhumanDISKNAB_STRPT_ABCG2.5VANStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)5 mcg1313FALSEFALSE[B] Non-wild type isolates were not available when developing the disk diffusion method. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10261025EUCAST 2026humanhumanMICNAB_STRPT_ABCG2.5VANStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10271026EUCAST 2026humanhumanMICNAB_STRPT_ANGN_ANGN1DALViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[2] MICs must be determined in the presence of polysorbate-80 (0.002% in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems. | [3] Isolates susceptible to vancomycin can be reported susceptible to dalbavancin and oritavancin. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10281027EUCAST 2026humanhumanMICNAB_STRPT_ANGN_ANGN1DFXViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.030.03FALSEFALSENA
10291028EUCAST 2026humanhumanMICNAB_STRPT_ANGN_ANGN1ORIViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[2] MICs must be determined in the presence of polysorbate-80 (0.002% in the medium for broth dilution methods; agar dilution methods have not been validated). Follow the manufacturers' instructions for commercial systems. | [3] Isolates susceptible to vancomycin can be reported susceptible to dalbavancin and oritavancin. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10301029EUCAST 2026humanhumanDISKNAB_STRPT_ANGN_ANGN1TZDViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)2 mcg1818FALSEFALSENA
10311030EUCAST 2026humanhumanMICNAB_STRPT_ANGN_ANGN1TZDViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10321031EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_STRPT_GRPB2.5NITStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)100 mcg1515TRUEFALSENA
10331032EUCAST 2026humanhumanMICuncomplicated UTI onlyB_STRPT_GRPB2.5NITStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA6464TRUEFALSENA
10341033EUCAST 2026humanhumanDISKNAB_STRPT_GRPB2.5PENStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)1 unit1818FALSEFALSENA
10351034EUCAST 2026humanhumanMICNAB_STRPT_GRPB2.5PENStreptococcus A,B,C,G (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
10361035EUCAST 2026humanhumanMICNAB_STRPT_PNMN2AMCS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.51FALSEFALSE[4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L. | [2] The addition of a beta-lactamase inhibitor does not add clinical benefit.
10371036EUCAST 2026humanhumanDISKindications other than endocarditis and meningitisB_STRPT_PNMN2AMPS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)2 mcg2219FALSEFALSENA
10381037EUCAST 2026humanhumanMICindications other than endocarditis and meningitisB_STRPT_PNMN2AMPS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.51FALSEFALSENA
10391038EUCAST 2026humanhumanMICendocarditis and meningitisB_STRPT_PNMN2AMPS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
10401039EUCAST 2026humanhumanMICendocarditis and meningitisB_STRPT_PNMN2AMXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
10411040EUCAST 2026humanhumanMICNAB_STRPT_PNMN2AMXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.51FALSEFALSENA
10421041EUCAST 2026humanhumanMICNAB_STRPT_PNMN2AZMS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus pneumoniae. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10431042EUCAST 2026humanhumanMICNAB_STRPT_PNMN2BPRS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10441043EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2CECS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)30 mcg5028FALSEFALSENA
10451044EUCAST 2026humanhumanMICNAB_STRPT_PNMN2CECS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.0010.5FALSEFALSENA
10461045EUCAST 2026humanhumanDISKTopicalB_STRPT_PNMN2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg2121FALSEFALSENA
10471046EUCAST 2026humanhumanMICTopicalB_STRPT_PNMN2CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
10481047EUCAST 2026humanhumanMICTopicalB_STRPT_PNMN2CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
10491048EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2CLIS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)2 mcg1919FALSEFALSE[B] Place the erythromycin and clindamycin disks 12-16 mm apart (edge to edge) and look for antagonism (the D phenomenon) to detect inducible clindamycin resistance. | [2] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant.
10501049EUCAST 2026humanhumanMICNAB_STRPT_PNMN2CLIS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[2] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant.
10511050EUCAST 2026humanhumanMICNAB_STRPT_PNMN2CLRS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus pneumoniae. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10521051EUCAST 2026humanhumanMICNAB_STRPT_PNMN2CPDS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
10531052EUCAST 2026humanhumanMICNAB_STRPT_PNMN2CPTS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
10541053EUCAST 2026humanhumanMICindications other than endocarditis and meningitisB_STRPT_PNMN2CROS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.52FALSEFALSENA
10551054EUCAST 2026humanhumanMICendocarditis and meningitisB_STRPT_PNMN2CROS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10561055EUCAST 2026humanhumanMICindications other than endocarditis and meningitisB_STRPT_PNMN2CTXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.52FALSEFALSENA
10571056EUCAST 2026humanhumanMICendocarditis and meningitisB_STRPT_PNMN2CTXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10581057EUCAST 2026humanhumanMICNAB_STRPT_PNMN2CXMS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.51FALSEFALSENA
10591058EUCAST 2026humanhumanMICNAB_STRPT_PNMN2CXMS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
10601059EUCAST 2026humanhumanMICNAB_STRPT_PNMN2DORS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
10611060EUCAST 2026humanhumanMICNAB_STRPT_PNMN2DOXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10621061EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2ERYS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)15 mcg2222FALSEFALSE[A] Erythromycin can be used to screen for macrolide resistance in Streptococcus pneumoniae. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10631062EUCAST 2026humanhumanMICNAB_STRPT_PNMN2ERYS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus pneumoniae. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10641063EUCAST 2026humanhumanMICNAB_STRPT_PNMN2ETPS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10651064EUCAST 2026humanhumanMICNAB_STRPT_PNMN2FEPS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSENA
10661065EUCAST 2026humanhumanMICNAB_STRPT_PNMN2IPMS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
10671066EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2LMUS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)5 mcg1212FALSEFALSENA
10681067EUCAST 2026humanhumanMICNAB_STRPT_PNMN2LMUS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10691068EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2LNZS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)10 mcg2222FALSEFALSENA
10701069EUCAST 2026humanhumanMICNAB_STRPT_PNMN2LNZS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
10711070EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2LVXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)5 mcg5016FALSEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
10721071EUCAST 2026humanhumanMICNAB_STRPT_PNMN2LVXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.0012FALSEFALSENA
10731072EUCAST 2026humanhumanMICTopicalB_STRPT_PNMN2LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
10741073EUCAST 2026humanhumanMICindications other than meningitisB_STRPT_PNMN2MEMS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
10751074EUCAST 2026humanhumanMICmeningitisB_STRPT_PNMN2MEMS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
10761075EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2MFXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2222FALSEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
10771076EUCAST 2026humanhumanMICNAB_STRPT_PNMN2MFXS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
10781077EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2MNOS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2424FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10791078EUCAST 2026humanhumanMICNAB_STRPT_PNMN2MNOS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10801079EUCAST 2026humanhumanDISKscreen onlyB_STRPT_PNMN2NORS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)10 mcg1010FALSEFALSE[B] | [B] Isolates categorised as screen negative can be reported susceptible to moxifloxacin and as "susceptible increased exposure" (I) to levofloxacin. Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
10811080EUCAST 2026humanhumanDISKTopicalB_STRPT_PNMN2NORTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1010FALSEFALSE[1] Screening agent for detection of fluoroquinolone resistance (pefloxacin for Enterobacterales, norfloxacin for Gram-positive organisms and nalidixic acid for H. influenzae and M. catarrhalis).
10821081EUCAST 2026humanhumanMICTopicalB_STRPT_PNMN2OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
10831082EUCAST 2026humanhumanDISKscreen onlyB_STRPT_PNMN2OXAS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)1 mcg2020FALSEFALSE[D] For interpretation of the oxacillin disk screen, see flow chart below. | [1] The oxacillin 1 µg disk diffusion screening test or a benzylpenicillin MIC test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (oxacillin zone diameter ≥20 mm, or benzylpenicillin MIC ≤0.06 mg/L) all beta-lactam agents for which clinical breakpoints are available, including those with “Note” can be reported susceptible without further testing, except for cefaclor, which if reported, should be reported as “susceptible, increased exposure” (I). When the screen is positive (zone diameter <20 mm, or benzylpenicillin MIC >0.06 mg/L), see flow chart below.
10841083EUCAST 2026humanhumanMICindications other than endocarditis and meningitisB_STRPT_PNMN2PENS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.061FALSEFALSENA
10851084EUCAST 2026humanhumanMICendocarditis and meningitisB_STRPT_PNMN2PENS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.060.06FALSEFALSENA
10861085EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2RIFS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)5 mcg2222FALSEFALSENA
10871086EUCAST 2026humanhumanMICNAB_STRPT_PNMN2RIFS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
10881087EUCAST 2026humanhumanMICNAB_STRPT_PNMN2RXTS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Streptococcus pneumoniae. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10891088EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2SXTS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg1515FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
10901089EUCAST 2026humanhumanMICNAB_STRPT_PNMN2SXTS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
10911090EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2TCYS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)30 mcg2525FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10921091EUCAST 2026humanhumanMICNAB_STRPT_PNMN2TCYS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
10931092EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2TECS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)30 mcg1717FALSEFALSE[A] Non-wild typeisolates were not available when developing the disk diffusion method. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10941093EUCAST 2026humanhumanMICNAB_STRPT_PNMN2TECS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10951094EUCAST 2026humanhumanDISKNAB_STRPT_PNMN2VANS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)5 mcg1616FALSEFALSE[A] Non-wild typeisolates were not available when developing the disk diffusion method. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10961095EUCAST 2026humanhumanMICNAB_STRPT_PNMN2VANS.pneumoniae (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
10971096EUCAST 2026humanhumanDISKindications other than endocarditisB_STRPT_VIRI2.5AMPViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)2 mcg2115FALSEFALSENA
10981097EUCAST 2026humanhumanDISKendocarditisB_STRPT_VIRI2.5AMPViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)2 mcg2121FALSEFALSENA
10991098EUCAST 2026humanhumanMICindications other than endocarditisB_STRPT_VIRI2.5AMPViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.52FALSEFALSENA
11001099EUCAST 2026humanhumanMICendocarditisB_STRPT_VIRI2.5AMPViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11011100EUCAST 2026humanhumanMICindications other than endocarditisB_STRPT_VIRI2.5AMXViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.52FALSEFALSENA
11021101EUCAST 2026humanhumanMICendocarditisB_STRPT_VIRI2.5AMXViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11031102EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5CLIViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)2 mcg1919FALSEFALSE[A] Place the erythromycin and clindamycin disks 12-16 mm apart (edge to edge) and look for antagonism (the D phenomenon) to detect inducible clindamycin resistance. | [1] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant.
11041103EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5CLIViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[1] Inducible clindamycin resistance can be detected by antagonism of clindamycin activity by a macrolide agent. If not detected, then report as tested according to the clinical breakpoints. If detected, then report as resistant.
11051104EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5CROViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)30 mcg2727FALSEFALSE[A] Benzylpenicillin (MIC or disk diffusion) can be used to screen for beta-lactam resistance in viridans group streptococci. See Note 1/A on penicillins.
11061105EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5CROViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11071106EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5CTXViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)5 mcg2323FALSEFALSE[A] Benzylpenicillin (MIC or disk diffusion) can be used to screen for beta-lactam resistance in viridans group streptococci. See Note 1/A on penicillins.
11081107EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5CTXViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11091108EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5CXMViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)30 mcg2626FALSEFALSE[A] Benzylpenicillin (MIC or disk diffusion) can be used to screen for beta-lactam resistance in viridans group streptococci. See Note 1/A on penicillins.
11101109EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5CXMViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11111110EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5DORViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
11121111EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5ERVViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)20 mcg1717FALSEFALSENA
11131112EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5ERVViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
11141113EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5ETPViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11151114EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5FEPViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)30 mcg2525FALSEFALSE[A] Benzylpenicillin (MIC or disk diffusion) can be used to screen for beta-lactam resistance in viridans group streptococci. See Note 1/A on penicillins.
11161115EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5FEPViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11171116EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5IMRViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For susceptibility testing purposes, the concentration of relebactam is fixed at 4 mg/L. | [2] The addition of a beta-lactamase inhibitor does not add clinical benefit.
11181117EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5IPMViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
11191118EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5MEMViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
11201119EUCAST 2026humanhumanDISKscreen onlyB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)1 unit2121FALSEFALSE[A] Benzylpenicillin (MIC or disk diffusion) can be used to screen for beta-lactam resistance in viridans group streptococci. Isolates categorised as screen negative can be reported susceptible to beta-lactam agents for which clinical breakpoints are listed (including those with “Note”). Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
11211120EUCAST 2026humanhumanDISKindications other than endocarditisB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)1 unit2112FALSEFALSENA
11221121EUCAST 2026humanhumanDISKendocarditisB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)1 unit2121FALSEFALSENA
11231122EUCAST 2026humanhumanDISKendocarditis, in combination with other antimicrobial treatmentB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)1 unit1212FALSEFALSE[B] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
11241123EUCAST 2026humanhumanMICscreen onlyB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Benzylpenicillin (MIC or disk diffusion) can be used to screen for beta-lactam resistance in viridans group streptococci. Isolates categorised as screen negative can be reported susceptible to beta-lactam agents for which clinical breakpoints are listed (including those with “Note”). Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
11251124EUCAST 2026humanhumanMICindications other than endocarditisB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.251FALSEFALSENA
11261125EUCAST 2026humanhumanMICendocarditisB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
11271126EUCAST 2026humanhumanMICendocarditis, in combination with other antimicrobial treatmentB_STRPT_VIRI2.5PENViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[2] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
11281127EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5TECViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)30 mcg1616FALSEFALSE[B] Non-wild type isolates were not available when developing the disk diffusion method. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
11291128EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5TECViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
11301129EUCAST 2026humanhumanDISKNAB_STRPT_VIRI2.5VANViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)5 mcg1515FALSEFALSE[B] Non-wild type isolates were not available when developing the disk diffusion method. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
11311130EUCAST 2026humanhumanMICNAB_STRPT_VIRI2.5VANViridans group streptococci (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
11321131EUCAST 2026humanhumanDISKNAB_VIBRI3AZMVibrio (file: Clinical Breakpoint Tables v. 16.1)15 mcg1616FALSEFALSE[A] Susceptibility to azithromycin (and erythromycin when azithromycin is not available) is inferred from the erythromycin disk diffusion test.
11331132EUCAST 2026humanhumanMICNAB_VIBRI3AZMVibrio (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSENA
11341133EUCAST 2026humanhumanDISKNAB_VIBRI3CAZVibrio (file: Clinical Breakpoint Tables v. 16.1)10 mcg2222FALSEFALSENA
11351134EUCAST 2026humanhumanMICNAB_VIBRI3CAZVibrio (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
11361135EUCAST 2026humanhumanDISKNAB_VIBRI3CIPVibrio (file: Clinical Breakpoint Tables v. 16.1)5 mcg2323FALSEFALSE[A] Susceptibility to ciprofloxacin and levofloxacin can be inferred from the pefloxacin disk diffusion screening test.
11371136EUCAST 2026humanhumanMICNAB_VIBRI3CIPVibrio (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
11381137EUCAST 2026humanhumanDISKNAB_VIBRI3CTXVibrio (file: Clinical Breakpoint Tables v. 16.1)5 mcg2121FALSEFALSENA
11391138EUCAST 2026humanhumanMICNAB_VIBRI3CTXVibrio (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
11401139EUCAST 2026humanhumanMICNAB_VIBRI3DOXVibrio (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11411140EUCAST 2026humanhumanDISKscreen onlyB_VIBRI3ERYVibrio (file: Clinical Breakpoint Tables v. 16.1)15 mcg1212FALSEFALSE[1/A] Susceptibility to azithromycin (and erythromycin when azithromycin is not available) is inferred from the erythromycin disk diffusion test.
11421141EUCAST 2026humanhumanDISKNAB_VIBRI3LVXVibrio (file: Clinical Breakpoint Tables v. 16.1)5 mcg2323FALSEFALSE[A] Susceptibility to ciprofloxacin and levofloxacin can be inferred from the pefloxacin disk diffusion screening test.
11431142EUCAST 2026humanhumanMICNAB_VIBRI3LVXVibrio (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
11441143EUCAST 2026humanhumanDISKNAB_VIBRI3MEMVibrio (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424FALSEFALSENA
11451144EUCAST 2026humanhumanMICNAB_VIBRI3MEMVibrio (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11461145EUCAST 2026humanhumanDISKscreen onlyB_VIBRI3PEFVibrio (file: Clinical Breakpoint Tables v. 16.1)5 mcg2222FALSEFALSE[A] Susceptibility to ciprofloxacin and levofloxacin can be inferred from the pefloxacin disk diffusion screening test.
11471146EUCAST 2026humanhumanDISKNAB_VIBRI3SXTVibrio (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg2121FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
11481147EUCAST 2026humanhumanMICNAB_VIBRI3SXTVibrio (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
11491148EUCAST 2026humanhumanDISKscreen onlyB_VIBRI3TCYVibrio (file: Clinical Breakpoint Tables v. 16.1)30 mcg2020FALSEFALSE[1/A] Susceptibility to doxycycline (and tetracycline when doxycycline is not available) is inferred from the tetracycline disk diffusion test.
11501149EUCAST 2026humanhumanDISKNAB_VIBRI3TZPVibrio (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2626FALSEFALSENA
11511150EUCAST 2026humanhumanMICNAB_VIBRI3TZPVibrio (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSE[1] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
11521151EUCAST 2026humanhumanDISKNAB_[FAM]_MORGNLLC4IPMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg5019FALSEFALSE[2] The intrinsically low activity of imipenem against Morganella morganii, Proteus spp. and Providencia spp. requires the high exposure of imipenem.
11531152EUCAST 2026humanhumanMICNAB_[FAM]_MORGNLLC4IPMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0014FALSEFALSE[2] The intrinsically low activity of imipenem against Morganella morganii, Proteus spp. and Providencia spp. requires the high exposure of imipenem.
11541153EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)20/10 mcg1919FALSEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11551154EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)20/10 mcg5019FALSEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11561155EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)20/10 mcg1616TRUEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11571156EUCAST 2026humanhumanDISKother indicationsB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)20/10 mcg5019FALSEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [D] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11581157EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11591158EUCAST 2026humanhumanMICinfections originating from the urinary tractB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSE[4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11601159EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA3232TRUEFALSE[4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11611160EUCAST 2026humanhumanMICother indicationsB_[ORD]_ENTRBCTR5AMCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSE[3] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11621161EUCAST 2026humanhumanDISKsystemic infectionsB_[ORD]_ENTRBCTR5AMKEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1818FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
11631162EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_[ORD]_ENTRBCTR5AMKEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1818FALSEFALSENA
11641163EUCAST 2026humanhumanMICsystemic infectionsB_[ORD]_ENTRBCTR5AMKEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
11651164EUCAST 2026humanhumanMICinfections originating from the urinary tractB_[ORD]_ENTRBCTR5AMKEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
11661165EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5AMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1414FALSEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11671166EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5AMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1414TRUEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11681167EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5AMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11691168EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5AMPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11701169EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5AMXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11711170EUCAST 2026humanhumanMICinfections originating from the urinary tractB_[ORD]_ENTRBCTR5AMXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSE[1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11721171EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5AMXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11731172EUCAST 2026humanhumanMICother indicationsB_[ORD]_ENTRBCTR5AMXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.0018FALSEFALSE[3] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
11741173EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5ATMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg2621FALSEFALSE[1] The aztreonam breakpoints for Enterobacterales will detect clinically important resistance mechanisms (including ESBL). Some isolates that produce beta-lactamases are susceptible to aztreonam with these breakpoints and should be reported as tested, i.e. the presence or absence of an ESBL does not in itself influence the categorisation of susceptibility. ESBL detection and characterisation are recommended for public health and infection control purposes.
11751174EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5ATMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA14FALSEFALSE[1] The aztreonam breakpoints for Enterobacterales will detect clinically important resistance mechanisms (including ESBL). Some isolates that produce beta-lactamases are susceptible to aztreonam with these breakpoints and should be reported as tested, i.e. the presence or absence of an ESBL does not in itself influence the categorisation of susceptibility. ESBL detection and characterisation are recommended for public health and infection control purposes.
11761175EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5AZAEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30/20 mcg2525FALSEFALSENA
11771176EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5AZAEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[2] For susceptibility testing purposes, the concentration of avibactam is fixed at 4 mg/L.
11781177EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5BPREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2323FALSEFALSENA
11791178EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5BPREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
11801179EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5CAZEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2219FALSEFALSENA
11811180EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5CAZEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA14FALSEFALSENA
11821181EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5CFMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg1717TRUEFALSENA
11831182EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5CFMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA11TRUEFALSENA
11841183EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5CFREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1212TRUEFALSENA
11851184EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5CFREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA1616TRUEFALSENA
11861185EUCAST 2026humanhumanDISKTopicalB_[ORD]_ENTRBCTR5CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)30 mcg1717FALSEFALSENA
11871186EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5CHLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA1616FALSEFALSENA
11881187EUCAST 2026humanhumanDISKindications other than meningitisB_[ORD]_ENTRBCTR5CIPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2522FALSEFALSENA
11891188EUCAST 2026humanhumanMICindications other than meningitisB_[ORD]_ENTRBCTR5CIPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.250.5FALSEFALSENA
11901189EUCAST 2026humanhumanMICmeningitisB_[ORD]_ENTRBCTR5CIPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSE[2] In meningitis, where all fluoroquinolone resistance mechanisms must be excluded, either perform an MIC test, or infer susceptibility from the pefloxacin 5 µg screening test.
11911190EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5CIPTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.1250.125FALSEFALSENA
11921191EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5COLEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[3] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [2] Colistin MIC determination should be performed with broth microdilution. Quality control must be performed with both a susceptible QC strain (E. coli ATCC 25922 or P. aeruginosa ATCC 27853) and the colistin resistant E. coli NCTC 13846 (mcr-1 positive).
11931192EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5COLTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
11941193EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5CPDEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2121TRUEFALSENA
11951194EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5CPDEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA11TRUEFALSENA
11961195EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5CPTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2323FALSEFALSENA
11971196EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5CPTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
11981197EUCAST 2026humanhumanDISKindications other than meningitisB_[ORD]_ENTRBCTR5CROEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg2724FALSEFALSENA
11991198EUCAST 2026humanhumanDISKmeningitisB_[ORD]_ENTRBCTR5CROEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg2727FALSEFALSENA
12001199EUCAST 2026humanhumanMICindications other than meningitisB_[ORD]_ENTRBCTR5CROEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSENA
12011200EUCAST 2026humanhumanMICmeningitisB_[ORD]_ENTRBCTR5CROEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
12021201EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_[ORD]_ENTRBCTR5CTBEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSENA
12031202EUCAST 2026humanhumanMICinfections originating from the urinary tractB_[ORD]_ENTRBCTR5CTBEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
12041203EUCAST 2026humanhumanDISKindications other than meningitisB_[ORD]_ENTRBCTR5CTXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2017FALSEFALSENA
12051204EUCAST 2026humanhumanDISKmeningitisB_[ORD]_ENTRBCTR5CTXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2020FALSEFALSENA
12061205EUCAST 2026humanhumanMICindications other than meningitisB_[ORD]_ENTRBCTR5CTXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSENA
12071206EUCAST 2026humanhumanMICmeningitisB_[ORD]_ENTRBCTR5CTXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA11FALSEFALSENA
12081207EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5CZAEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10/4 mcg1313FALSEFALSENA
12091208EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5CZAEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[6] For susceptibility testing purposes, the concentration of avibactam is fixed at 4 mg/L.
12101209EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5CZTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30/10 mcg2222FALSEFALSE[7] See table of dosages for dosing for different indications.
12111210EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5CZTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[8] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L. | [7] See table of dosages for dosing for different indications.
12121211EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5DOREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2421FALSEFALSENA
12131212EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5DOREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA12FALSEFALSENA
12141213EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5ETPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2323FALSEFALSENA
12151214EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5ETPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSENA
12161215EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5FDCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg2323FALSEFALSENA
12171216EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5FDCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[4] Broth microdilution MIC determination must be performed in iron-depleted Mueller-Hinton broth and specific reading instructions must be followed. For testing conditions and reading instructions, see https://www.eucast.org/eucastguidancedocuments/.
12181217EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5FEPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg2724FALSEFALSENA
12191218EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5FEPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA14FALSEFALSENA
12201219EUCAST 2026humanhumanDISKscreen onlyB_[ORD]_ENTRBCTR5FOXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1919FALSEFALSE[5] The cefoxitin cut-off value (8 mg/L) has a high sensitivity but poor specificity for identification of AmpC-producing Enterobacterales as this agent is also affected by permeability alterations and some carbapenemases. Classical non-AmpC producers are wild type, whereas plasmid AmpC producers or chromosomal AmpC hyperproducers are non-wild type.
12211220EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5FPEEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30/20 mcg2222FALSEFALSENA
12221221EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5FPEEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA44FALSEFALSE[3] For susceptibility testing purposes, the concentration of enmetazobactam is fixed at 8 mg/L.
12231222EUCAST 2026humanhumanDISKsystemic infectionsB_[ORD]_ENTRBCTR5GENEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
12241223EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_[ORD]_ENTRBCTR5GENEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSENA
12251224EUCAST 2026humanhumanDISKTopicalB_[ORD]_ENTRBCTR5GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1717FALSEFALSENA
12261225EUCAST 2026humanhumanMICsystemic infectionsB_[ORD]_ENTRBCTR5GENEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
12271226EUCAST 2026humanhumanMICinfections originating from the urinary tractB_[ORD]_ENTRBCTR5GENEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
12281227EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5GENTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
12291228EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5IMREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10/25 mcg2222FALSEFALSENA
12301229EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5IMREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[3] For susceptibility testing purposes, the concentration of relebactam is fixed at 4 mg/L.
12311230EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5IPMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2219FALSEFALSENA
12321231EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5IPMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA24FALSEFALSENA
12331232EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5LEXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg1414TRUEFALSENA
12341233EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5LEXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA1616TRUEFALSENA
12351234EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5LVXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2319FALSEFALSENA
12361235EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5LVXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.51FALSEFALSENA
12371236EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5LVXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
12381237EUCAST 2026humanhumanDISKindications other than meningitisB_[ORD]_ENTRBCTR5MEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2216FALSEFALSENA
12391238EUCAST 2026humanhumanDISKmeningitisB_[ORD]_ENTRBCTR5MEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2222FALSEFALSENA
12401239EUCAST 2026humanhumanMICindications other than meningitisB_[ORD]_ENTRBCTR5MEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA28FALSEFALSENA
12411240EUCAST 2026humanhumanMICmeningitisB_[ORD]_ENTRBCTR5MEMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
12421241EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5MEVEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)20/10 mcg2020FALSEFALSENA
12431242EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5MEVEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[4] For susceptibility testing purposes, the concentration of vaborbactam is fixed at 8 mg/L.
12441243EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5MFXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2222FALSEFALSE[3] Fluoroquinolone breakpoints are available for other agents.
12451244EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5MFXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSE[3] Fluoroquinolone breakpoints are available for other agents.
12461245EUCAST 2026humanhumanDISKTopicalB_[ORD]_ENTRBCTR5NEOTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1212FALSEFALSENA
12471246EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5NEOTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
12481247EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5NOREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg2424TRUEFALSENA
12491248EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5NOREnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5TRUEFALSENA
12501249EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5OFXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2422FALSEFALSENA
12511250EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5OFXEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.250.5FALSEFALSENA
12521251EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5OFXTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA0.250.25FALSEFALSENA
12531252EUCAST 2026humanhumanDISKscreen onlyB_[ORD]_ENTRBCTR5PEFEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)5 mcg2424FALSEFALSE[A] Tests with a ciprofloxacin 5 µg disk will not reliably exclude all fluoroquinolone resistance mechanisms in Salmonella spp. Perform an MIC test, or infer susceptibility from the pefloxacin 5 µg screening test. | [B] In meningitis, where all fluoroquinolone resistance mechanisms must be excluded, either perform an MIC test, or infer susceptibility from the pefloxacin 5 µg screening test. | [C] The pefloxacin screening test can also be used to detect fluoroquinolone resistance mechanisms in other Enterobacterales such as E. coli, K. pneumoniae and Shigella spp.
12541253EUCAST 2026humanhumanDISKTopicalB_[ORD]_ENTRBCTR5PEFTopical agents (file: Clinical Breakpoint Tables v. 16.1)5 mcg2424FALSEFALSE[1] Screening agent for detection of fluoroquinolone resistance (pefloxacin for Enterobacterales, norfloxacin for Gram-positive organisms and nalidixic acid for H. influenzae and M. catarrhalis).
12551254EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5PIPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30 mcg2020FALSEFALSENA
12561255EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5PIPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSENA
12571256EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5SAMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg1414FALSEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
12581257EUCAST 2026humanhumanDISKuncomplicated UTI onlyB_[ORD]_ENTRBCTR5SAMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10/10 mcg1414TRUEFALSE[A] Ignore growth that may appear as a thin inner zone on some batches of Mueller-Hinton agars. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
12591258EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5SAMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
12601259EUCAST 2026humanhumanMICuncomplicated UTI onlyB_[ORD]_ENTRBCTR5SAMEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88TRUEFALSE[2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L. | [1] For information on how to implement the new aminopenicillin breakpoints, see https://www.eucast.org/eucastguidancedocuments/.
12611260EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5SXTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)1.25/23.75 mcg1515FALSEFALSE[8] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
12621261EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5SXTEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA0.50.5FALSEFALSE[8] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
12631262EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5TCCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)75/10 mcg2320FALSEFALSENA
12641263EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5TCCEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA816FALSEFALSE[4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
12651264EUCAST 2026humanhumanDISKsystemic infectionsB_[ORD]_ENTRBCTR5TOBEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1616FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
12661265EUCAST 2026humanhumanDISKinfections originating from the urinary tractB_[ORD]_ENTRBCTR5TOBEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)10 mcg1616FALSEFALSENA
12671266EUCAST 2026humanhumanDISKTopicalB_[ORD]_ENTRBCTR5TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)10 mcg1616FALSEFALSENA
12681267EUCAST 2026humanhumanMICsystemic infectionsB_[ORD]_ENTRBCTR5TOBEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
12691268EUCAST 2026humanhumanMICinfections originating from the urinary tractB_[ORD]_ENTRBCTR5TOBEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
12701269EUCAST 2026humanhumanMICTopicalB_[ORD]_ENTRBCTR5TOBTopical agents (file: Clinical Breakpoint Tables v. 16.1)NA22FALSEFALSENA
12711270EUCAST 2026humanhumanDISKNAB_[ORD]_ENTRBCTR5TZPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)30/6 mcg2020FALSEFALSENA
12721271EUCAST 2026humanhumanMICNAB_[ORD]_ENTRBCTR5TZPEnterobacterales (file: Clinical Breakpoint Tables v. 16.1)NA88FALSEFALSE[5] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
12731272EUCAST 2026humanhumanMICNAF_ASPRG_FLAVS2ISV6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
12741273EUCAST 2026humanhumanMICNAF_ASPRG_FLAVS2ITR6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSE[3] For isolates with confirmed MIC 2 mg/L (one dilution above the breakpoint), itraconazole may be considered for treatment of chronic pulmonary aspergillosis when no alternative is available and when sufficient exposure (>2 mg/L) is ensured via TDM.
12751274EUCAST 2026humanhumanMICNAF_ASPRG_MGTS2AMB6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
12761275EUCAST 2026humanhumanMICNAF_ASPRG_MGTS2ISV6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
12771276EUCAST 2026humanhumanMICNAF_ASPRG_MGTS2ITR6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSE[3] For isolates with confirmed MIC 2 mg/L (one dilution above the breakpoint), itraconazole may be considered for treatment of chronic pulmonary aspergillosis when no alternative is available and when sufficient exposure (>2 mg/L) is ensured via TDM.
12781277EUCAST 2026humanhumanMICNAF_ASPRG_MGTS2POS6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.1250.125FALSEFALSENA
12791278EUCAST 2026humanhumanMICNAF_ASPRG_MGTS2VOR6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSE[6] For isolates with confirmed MIC 2 mg/L (one dilution above the breakpoint), voriconazole may be considered for treatment of chronic pulmonary aspergillosis when no alternative is available and when sufficient exposure (>2-3 mg/L) is ensured via TDM.
12801279EUCAST 2026humanhumanMICNAF_ASPRG_NDLN2ISV6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.50.5FALSEFALSENA
12811280EUCAST 2026humanhumanMICNAF_ASPRG_NDLN2ITR6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSE[3] For isolates with confirmed MIC 2 mg/L (one dilution above the breakpoint), itraconazole may be considered for treatment of chronic pulmonary aspergillosis when no alternative is available and when sufficient exposure (>2 mg/L) is ensured via TDM.
12821281EUCAST 2026humanhumanMICNAF_ASPRG_NDLN2VOR6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSE[6] For isolates with confirmed MIC 2 mg/L (one dilution above the breakpoint), voriconazole may be considered for treatment of chronic pulmonary aspergillosis when no alternative is available and when sufficient exposure (>2-3 mg/L) is ensured via TDM.
12831282EUCAST 2026humanhumanMICNAF_ASPRG_NIGR2AMB6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
12841283EUCAST 2026humanhumanMICNAF_ASPRG_TERRS2ISV6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
12851284EUCAST 2026humanhumanMICNAF_ASPRG_TERRS2ITR6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSE[3] For isolates with confirmed MIC 2 mg/L (one dilution above the breakpoint), itraconazole may be considered for treatment of chronic pulmonary aspergillosis when no alternative is available and when sufficient exposure (>2 mg/L) is ensured via TDM.
12861285EUCAST 2026humanhumanMICNAF_ASPRG_TERRS2POS6. Aspergillus (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.1250.125FALSEFALSENA
12871286EUCAST 2026humanhumanMICNAF_CANDD_ALBC2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
12881287EUCAST 2026humanhumanMICNAF_CANDD_ALBC2ANI5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.0160.016FALSEFALSENA
12891288EUCAST 2026humanhumanMICNAF_CANDD_ALBC2FLU5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA24FALSEFALSENA
12901289EUCAST 2026humanhumanMICNAF_CANDD_ALBC2ITR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
12911290EUCAST 2026humanhumanMICNAF_CANDD_ALBC2MIF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.030.03FALSEFALSENA
12921291EUCAST 2026humanhumanMICNAF_CANDD_ALBC2POS5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
12931292EUCAST 2026humanhumanMICNAF_CANDD_ALBC2RZF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.0080.008FALSEFALSE[7] Breakpoints apply for MICs determined with Tween 20 supplemented medium according to the EUCAST E.Def 7.4 method.
12941293EUCAST 2026humanhumanMICNAF_CANDD_ALBC2VOR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.25FALSEFALSE[8] Strains with MIC values above the S/I breakpoint are rare or not yet reported. The identification and antifungal susceptibility tests on any such isolate must be repeated and if the result is confirmed the isolate sent to a reference laboratory. Until there is evidence regarding clinical response for confirmed isolates with MIC above the current resistant breakpoint they should be reported resistant. A clinical response of 76% was achieved in infections caused by the species listed below when MICs were lower than or equal to the epidemiological cut-offs. Therefore, wild type populations of C. albicans, C. dubliniensis, C. parapsilosis and C. tropicalis are considered susceptible.
12951294EUCAST 2026humanhumanMICNAF_CANDD_DBLN2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
12961295EUCAST 2026humanhumanMICNAF_CANDD_DBLN2ANI5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.030.03FALSEFALSENA
12971296EUCAST 2026humanhumanMICNAF_CANDD_DBLN2FLU5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA24FALSEFALSENA
12981297EUCAST 2026humanhumanMICNAF_CANDD_DBLN2ITR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
12991298EUCAST 2026humanhumanMICNAF_CANDD_DBLN2MIF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13001299EUCAST 2026humanhumanMICNAF_CANDD_DBLN2POS5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13011300EUCAST 2026humanhumanMICNAF_CANDD_DBLN2RZF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.0160.016FALSEFALSE[7] Breakpoints apply for MICs determined with Tween 20 supplemented medium according to the EUCAST E.Def 7.4 method.
13021301EUCAST 2026humanhumanMICNAF_CANDD_DBLN2VOR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.25FALSEFALSE[8] Strains with MIC values above the S/I breakpoint are rare or not yet reported. The identification and antifungal susceptibility tests on any such isolate must be repeated and if the result is confirmed the isolate sent to a reference laboratory. Until there is evidence regarding clinical response for confirmed isolates with MIC above the current resistant breakpoint they should be reported resistant. A clinical response of 76% was achieved in infections caused by the species listed below when MICs were lower than or equal to the epidemiological cut-offs. Therefore, wild type populations of C. albicans, C. dubliniensis, C. parapsilosis and C. tropicalis are considered susceptible.
13031302EUCAST 2026humanhumanMICNAF_CANDD_PRPS2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
13041303EUCAST 2026humanhumanMICNAF_CANDD_PRPS2ANI5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA44FALSEFALSENA
13051304EUCAST 2026humanhumanMICNAF_CANDD_PRPS2FLU5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA24FALSEFALSENA
13061305EUCAST 2026humanhumanMICNAF_CANDD_PRPS2ITR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.1250.125FALSEFALSENA
13071306EUCAST 2026humanhumanMICNAF_CANDD_PRPS2MIF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA44FALSEFALSENA
13081307EUCAST 2026humanhumanMICNAF_CANDD_PRPS2POS5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13091308EUCAST 2026humanhumanMICNAF_CANDD_PRPS2RZF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA44FALSEFALSE[7] Breakpoints apply for MICs determined with Tween 20 supplemented medium according to the EUCAST E.Def 7.4 method.
13101309EUCAST 2026humanhumanMICNAF_CANDD_PRPS2VOR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.1250.25FALSEFALSENA
13111310EUCAST 2026humanhumanMICNAF_CANDD_TRPC2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
13121311EUCAST 2026humanhumanMICNAF_CANDD_TRPC2ANI5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13131312EUCAST 2026humanhumanMICNAF_CANDD_TRPC2FLU5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA24FALSEFALSENA
13141313EUCAST 2026humanhumanMICNAF_CANDD_TRPC2ITR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.1250.125FALSEFALSENA
13151314EUCAST 2026humanhumanMICNAF_CANDD_TRPC2MIF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13161315EUCAST 2026humanhumanMICNAF_CANDD_TRPC2POS5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13171316EUCAST 2026humanhumanMICNAF_CANDD_TRPC2RZF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.030.03FALSEFALSE[7] Breakpoints apply for MICs determined with Tween 20 supplemented medium according to the EUCAST E.Def 7.4 method.
13181317EUCAST 2026humanhumanMICNAF_CANDD_TRPC2VOR5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.1250.25FALSEFALSE[8] Strains with MIC values above the S/I breakpoint are rare or not yet reported. The identification and antifungal susceptibility tests on any such isolate must be repeated and if the result is confirmed the isolate sent to a reference laboratory. Until there is evidence regarding clinical response for confirmed isolates with MIC above the current resistant breakpoint they should be reported resistant. A clinical response of 76% was achieved in infections caused by the species listed below when MICs were lower than or equal to the epidemiological cut-offs. Therefore, wild type populations of C. albicans, C. dubliniensis, C. parapsilosis and C. tropicalis are considered susceptible.
13191318EUCAST 2026humanhumanMICNAF_CNDDZ_AURS2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.0012FALSEFALSE[1] The entire C. auris wild-type population is in the I category. The Susceptible category (≤0.001 mg/L) is simply to avoid missclassification of any WT strains as "S" strains.
13201319EUCAST 2026humanhumanMICNAF_CNDDZ_AURS2ANI5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.250.25FALSEFALSENA
13211320EUCAST 2026humanhumanMICNAF_CNDDZ_AURS2MIF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.250.25FALSEFALSENA
13221321EUCAST 2026humanhumanMICNAF_CRYPT_NFRM2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
13231322EUCAST 2026humanhumanMICNAF_NKSMY_BRTS2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
13241323EUCAST 2026humanhumanMICNAF_NKSMY_BRTS2ANI5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13251324EUCAST 2026humanhumanMICNAF_NKSMY_BRTS2FLU5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.00116FALSEFALSE[4] The entire C. glabrata wild-type population is in the I category. MICs against C. glabrata should be interpreted as resistant when above 16 mg/L. Susceptible category (≤0.001 mg/L) is simply to avoid missclassification of any wild-typestrains as "S" strains.
13261325EUCAST 2026humanhumanMICNAF_NKSMY_BRTS2MIF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13271326EUCAST 2026humanhumanMICNAF_NKSMY_BRTS2RZF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.0160.016FALSEFALSE[7] Breakpoints apply for MICs determined with Tween 20 supplemented medium according to the EUCAST E.Def 7.4 method.
13281327EUCAST 2026humanhumanMICNAF_PICHI_KDRV2AMB5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA11FALSEFALSENA
13291328EUCAST 2026humanhumanMICNAF_PICHI_KDRV2ANI5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.060.06FALSEFALSENA
13301329EUCAST 2026humanhumanMICNAF_PICHI_KDRV2RZF5. Yeast (file: Antifungal Clinical Breakpoint Table v. 12.1)NA0.030.03FALSEFALSE[7] Breakpoints apply for MICs determined with Tween 20 supplemented medium according to the EUCAST E.Def 7.4 method.
13311330EUCAST 2025humanhumanDISKNAB_ACHRMB_XYLS2MEMA.xylosoxidans (file: Clinical Breakpoint Tables v. 15.0)10 mcg2620FALSEFALSENA
13321331EUCAST 2025humanhumanMICNAB_ACHRMB_XYLS2MEMA.xylosoxidans (file: Clinical Breakpoint Tables v. 15.0)NA14FALSEFALSENA
13331332EUCAST 2025humanhumanDISKNAB_ACHRMB_XYLS2SXTA.xylosoxidans (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg2626FALSEFALSE[A] There may be growth within the inhibition zone. The density of growth may vary from a fine haze to substantial growth (see pictures below). If any zone edge can be seen, ignore growth within the inhibition zone and read the zone diameter. | [1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
13341333EUCAST 2025humanhumanMICNAB_ACHRMB_XYLS2SXTA.xylosoxidans (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
13351334EUCAST 2025humanhumanDISKNAB_ACHRMB_XYLS2TZPA.xylosoxidans (file: Clinical Breakpoint Tables v. 15.0)30/6 mcg2626FALSEFALSENA
13361335EUCAST 2025humanhumanMICNAB_ACHRMB_XYLS2TZPA.xylosoxidans (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSE[1] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
13371336EUCAST 2025humanhumanDISKsystemic infectionsB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)30 mcg1919FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
13381337EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)30 mcg1919FALSEFALSENA
13391338EUCAST 2025humanhumanMICsystemic infectionsB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA88FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
13401339EUCAST 2025humanhumanMICinfections originating from the urinary tractB_ACNTB3AMKAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA88FALSEFALSENA
13411340EUCAST 2025humanhumanDISKNAB_ACNTB3CIPAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)5 mcg5021FALSEFALSENA
13421341EUCAST 2025humanhumanDISKTopicalB_ACNTB3CIPTopical agents (file: Clinical Breakpoint Tables v. 15.0)5 mcg2121FALSEFALSENA
13431342EUCAST 2025humanhumanMICNAB_ACNTB3CIPAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
13441343EUCAST 2025humanhumanMICTopicalB_ACNTB3CIPTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
13451344EUCAST 2025humanhumanMICNAB_ACNTB3COLAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[2] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [1] Colistin MIC determination should be performed with broth microdilution. Quality control must be performed with both a susceptible QC strain (E. coli ATCC 25922 or P. aeruginosa ATCC 27853) and the colistin resistant E. coli NCTC 13846 (mcr-1 positive).
13461345EUCAST 2025humanhumanMICTopicalB_ACNTB3COLTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
13471346EUCAST 2025humanhumanDISKNAB_ACNTB3DORAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg5022FALSEFALSENA
13481347EUCAST 2025humanhumanMICNAB_ACNTB3DORAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA0.0012FALSEFALSENA
13491348EUCAST 2025humanhumanDISKsystemic infectionsB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
13501349EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSENA
13511350EUCAST 2025humanhumanDISKTopicalB_ACNTB3GENTopical agents (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSENA
13521351EUCAST 2025humanhumanMICsystemic infectionsB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
13531352EUCAST 2025humanhumanMICinfections originating from the urinary tractB_ACNTB3GENAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
13541353EUCAST 2025humanhumanMICTopicalB_ACNTB3GENTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
13551354EUCAST 2025humanhumanDISKNAB_ACNTB3IPMAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg2421FALSEFALSENA
13561355EUCAST 2025humanhumanMICNAB_ACNTB3IPMAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA24FALSEFALSENA
13571356EUCAST 2025humanhumanDISKNAB_ACNTB3LVXAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)5 mcg2320FALSEFALSENA
13581357EUCAST 2025humanhumanDISKTopicalB_ACNTB3LVXTopical agents (file: Clinical Breakpoint Tables v. 15.0)5 mcg2323FALSEFALSENA
13591358EUCAST 2025humanhumanMICNAB_ACNTB3LVXAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA0.51FALSEFALSENA
13601359EUCAST 2025humanhumanMICTopicalB_ACNTB3LVXTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
13611360EUCAST 2025humanhumanDISKindications other than meningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg2115FALSEFALSENA
13621361EUCAST 2025humanhumanDISKmeningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg2121FALSEFALSENA
13631362EUCAST 2025humanhumanMICindications other than meningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA28FALSEFALSENA
13641363EUCAST 2025humanhumanMICmeningitisB_ACNTB3MEMAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
13651364EUCAST 2025humanhumanMICTopicalB_ACNTB3OFXTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
13661365EUCAST 2025humanhumanDISKNAB_ACNTB3SXTAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg1411FALSEFALSE[4] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
13671366EUCAST 2025humanhumanMICNAB_ACNTB3SXTAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA24FALSEFALSE[4] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
13681367EUCAST 2025humanhumanDISKsystemic infectionsB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
13691368EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSENA
13701369EUCAST 2025humanhumanDISKTopicalB_ACNTB3TOBTopical agents (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSENA
13711370EUCAST 2025humanhumanMICsystemic infectionsB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
13721371EUCAST 2025humanhumanMICinfections originating from the urinary tractB_ACNTB3TOBAcinetobacter (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
13731372EUCAST 2025humanhumanMICTopicalB_ACNTB3TOBTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
13741373EUCAST 2025humanhumanDISKNAB_AERCC_SNGN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)2 mcg2626FALSEFALSENA
13751374EUCAST 2025humanhumanMICNAB_AERCC_SNGN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
13761375EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_AERCC_SNGN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2121TRUEFALSE[A] Susceptibility can be inferred from the norfloxacin disk diffusion screening test. See Note
13771376EUCAST 2025humanhumanMICuncomplicated UTI onlyB_AERCC_SNGN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA22TRUEFALSENA
13781377EUCAST 2025humanhumanMICuncomplicated UTI onlyB_AERCC_SNGN2LVXA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA22TRUEFALSE[1] Susceptibility can be inferred from ciprofloxacin susceptibility.
13791378EUCAST 2025humanhumanDISKNAB_AERCC_SNGN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)10 mcg3131FALSEFALSENA
13801379EUCAST 2025humanhumanMICNAB_AERCC_SNGN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
13811380EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_AERCC_SNGN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)100 mcg1616TRUEFALSENA
13821381EUCAST 2025humanhumanMICuncomplicated UTI onlyB_AERCC_SNGN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA1616TRUEFALSENA
13831382EUCAST 2025humanhumanDISKscreen onlyB_AERCC_SNGN2NORA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSE[C] | [C] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance.
13841383EUCAST 2025humanhumanDISKNAB_AERCC_SNGN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)1 unit2121FALSEFALSENA
13851384EUCAST 2025humanhumanMICNAB_AERCC_SNGN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
13861385EUCAST 2025humanhumanDISKNAB_AERCC_SNGN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2525FALSEFALSENA
13871386EUCAST 2025humanhumanMICNAB_AERCC_SNGN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
13881387EUCAST 2025humanhumanDISKNAB_AERCC_SNGN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)5 mcg1616FALSEFALSE[A] Non-wild type isolates were not available when developing the disk diffusion method.
13891388EUCAST 2025humanhumanMICNAB_AERCC_SNGN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
13901389EUCAST 2025humanhumanDISKNAB_AERCC_URIN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)2 mcg2626FALSEFALSENA
13911390EUCAST 2025humanhumanMICNAB_AERCC_URIN2AMPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
13921391EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_AERCC_URIN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2121TRUEFALSE[A] Susceptibility can be inferred from the norfloxacin disk diffusion screening test. See Note
13931392EUCAST 2025humanhumanMICuncomplicated UTI onlyB_AERCC_URIN2CIPA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA22TRUEFALSENA
13941393EUCAST 2025humanhumanMICuncomplicated UTI onlyB_AERCC_URIN2LVXA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA22TRUEFALSE[1] Susceptibility can be inferred from ciprofloxacin susceptibility.
13951394EUCAST 2025humanhumanDISKNAB_AERCC_URIN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)10 mcg3131FALSEFALSENA
13961395EUCAST 2025humanhumanMICNAB_AERCC_URIN2MEMA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
13971396EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_AERCC_URIN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)100 mcg1616TRUEFALSENA
13981397EUCAST 2025humanhumanMICuncomplicated UTI onlyB_AERCC_URIN2NITA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA1616TRUEFALSENA
13991398EUCAST 2025humanhumanDISKscreen onlyB_AERCC_URIN2NORA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)10 mcg1717FALSEFALSE[C] | [C] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance.
14001399EUCAST 2025humanhumanDISKNAB_AERCC_URIN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)1 unit2121FALSEFALSENA
14011400EUCAST 2025humanhumanMICNAB_AERCC_URIN2PENA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
14021401EUCAST 2025humanhumanDISKNAB_AERCC_URIN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2525FALSEFALSENA
14031402EUCAST 2025humanhumanMICNAB_AERCC_URIN2RIFA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
14041403EUCAST 2025humanhumanDISKNAB_AERCC_URIN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)5 mcg1616FALSEFALSE[A] Non-wild type isolates were not available when developing the disk diffusion method.
14051404EUCAST 2025humanhumanMICNAB_AERCC_URIN2VANA.sanguinicola_A.urinae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
14061405EUCAST 2025humanhumanDISKNAB_AERMN3ATMAeromonas (file: Clinical Breakpoint Tables v. 15.0)30 mcg2926FALSEFALSENA
14071406EUCAST 2025humanhumanMICNAB_AERMN3ATMAeromonas (file: Clinical Breakpoint Tables v. 15.0)NA14FALSEFALSENA
14081407EUCAST 2025humanhumanDISKNAB_AERMN3CAZAeromonas (file: Clinical Breakpoint Tables v. 15.0)10 mcg2421FALSEFALSENA
14091408EUCAST 2025humanhumanMICNAB_AERMN3CAZAeromonas (file: Clinical Breakpoint Tables v. 15.0)NA14FALSEFALSENA
14101409EUCAST 2025humanhumanDISKNAB_AERMN3CIPAeromonas (file: Clinical Breakpoint Tables v. 15.0)5 mcg2724FALSEFALSENA
14111410EUCAST 2025humanhumanMICNAB_AERMN3CIPAeromonas (file: Clinical Breakpoint Tables v. 15.0)NA0.250.5FALSEFALSENA
14121411EUCAST 2025humanhumanDISKNAB_AERMN3FEPAeromonas (file: Clinical Breakpoint Tables v. 15.0)30 mcg2724FALSEFALSENA
14131412EUCAST 2025humanhumanMICNAB_AERMN3FEPAeromonas (file: Clinical Breakpoint Tables v. 15.0)NA14FALSEFALSENA
14141413EUCAST 2025humanhumanDISKNAB_AERMN3LVXAeromonas (file: Clinical Breakpoint Tables v. 15.0)5 mcg2724FALSEFALSENA
14151414EUCAST 2025humanhumanMICNAB_AERMN3LVXAeromonas (file: Clinical Breakpoint Tables v. 15.0)NA0.51FALSEFALSENA
14161415EUCAST 2025humanhumanDISKNAB_AERMN3SXTAeromonas (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg1916FALSEFALSE[A] Read the obvious zone edge and disregard haze or growth within the inhibition zone (see pictures below). | [1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
14171416EUCAST 2025humanhumanMICNAB_AERMN3SXTAeromonas (file: Clinical Breakpoint Tables v. 15.0)NA24FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
14181417EUCAST 2025humanhumanDISKNAB_BCLLS3CIPBacillus (file: Clinical Breakpoint Tables v. 15.0)5 mcg5023FALSEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
14191418EUCAST 2025humanhumanMICNAB_BCLLS3CIPBacillus (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.5FALSEFALSENA
14201419EUCAST 2025humanhumanDISKNAB_BCLLS3CLIBacillus (file: Clinical Breakpoint Tables v. 15.0)2 mcg1717FALSEFALSENA
14211420EUCAST 2025humanhumanMICNAB_BCLLS3CLIBacillus (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
14221421EUCAST 2025humanhumanDISKNAB_BCLLS3ERYBacillus (file: Clinical Breakpoint Tables v. 15.0)15 mcg2424FALSEFALSENA
14231422EUCAST 2025humanhumanMICNAB_BCLLS3ERYBacillus (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
14241423EUCAST 2025humanhumanDISKNAB_BCLLS3IPMBacillus (file: Clinical Breakpoint Tables v. 15.0)10 mcg3030FALSEFALSENA
14251424EUCAST 2025humanhumanMICNAB_BCLLS3IPMBacillus (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
14261425EUCAST 2025humanhumanDISKNAB_BCLLS3LNZBacillus (file: Clinical Breakpoint Tables v. 15.0)10 mcg2222FALSEFALSENA
14271426EUCAST 2025humanhumanMICNAB_BCLLS3LNZBacillus (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
14281427EUCAST 2025humanhumanDISKNAB_BCLLS3LVXBacillus (file: Clinical Breakpoint Tables v. 15.0)5 mcg5023FALSEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
14291428EUCAST 2025humanhumanMICNAB_BCLLS3LVXBacillus (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
14301429EUCAST 2025humanhumanDISKNAB_BCLLS3MEMBacillus (file: Clinical Breakpoint Tables v. 15.0)10 mcg2525FALSEFALSENA
14311430EUCAST 2025humanhumanMICNAB_BCLLS3MEMBacillus (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
14321431EUCAST 2025humanhumanDISKscreen onlyB_BCLLS3NORBacillus (file: Clinical Breakpoint Tables v. 15.0)10 mcg2121FALSEFALSE[B] | [B] Isolates categorised as screen negative can be reported "susceptible increased exposure" (I) to ciprofloxacin and levofloxacin. Isolates categorised as screen positive can be reported resistant to ciprofloxacin and levofloxacin.
14331432EUCAST 2025humanhumanDISKNAB_BCLLS3VANBacillus (file: Clinical Breakpoint Tables v. 15.0)5 mcg1010FALSEFALSE[A] Non-wild type isolates were not available when developing the disk diffusion method.
14341433EUCAST 2025humanhumanMICNAB_BCLLS3VANBacillus (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
14351434EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2AMXB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to amoxicillin. Isolates resistant to benzylpenicillin should be tested for susceptibility to amoxicillin or reported resistant.
14361435EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2CIPB.anthracis (file: Clinical Breakpoint Tables v. 15.0)5 mcg5024FALSEFALSENA
14371436EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2CIPB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.25FALSEFALSENA
14381437EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2CLIB.anthracis (file: Clinical Breakpoint Tables v. 15.0)2 mcg1717FALSEFALSENA
14391438EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2CLIB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
14401439EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2DOXB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
14411440EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2LNZB.anthracis (file: Clinical Breakpoint Tables v. 15.0)10 mcg2020FALSEFALSENA
14421441EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2LNZB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
14431442EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2LVXB.anthracis (file: Clinical Breakpoint Tables v. 15.0)5 mcg5023FALSEFALSENA
14441443EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2LVXB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.5FALSEFALSENA
14451444EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2PENB.anthracis (file: Clinical Breakpoint Tables v. 15.0)1 unit5018FALSEFALSENA
14461445EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2PENB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.5FALSEFALSENA
14471446EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2RIFB.anthracis (file: Clinical Breakpoint Tables v. 15.0)5 mcg1212FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14481447EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2RIFB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14491448EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2TCYB.anthracis (file: Clinical Breakpoint Tables v. 15.0)30 mcg2626FALSEFALSENA
14501449EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2TCYB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
14511450EUCAST 2025humanhumanDISKNAB_BCLLS_ANTH2VANB.anthracis (file: Clinical Breakpoint Tables v. 15.0)5 mcg1010FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14521451EUCAST 2025humanhumanMICNAB_BCLLS_ANTH2VANB.anthracis (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14531452EUCAST 2025humanhumanDISKNAB_BCTRD3AMCAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg1414FALSEFALSENA
14541453EUCAST 2025humanhumanMICNAB_BCTRD3AMCAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[2] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
14551454EUCAST 2025humanhumanDISKNAB_BCTRD3CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2 mcg1010FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [B] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
14561455EUCAST 2025humanhumanMICNAB_BCTRD3CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSE[5] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14571456EUCAST 2025humanhumanDISKNAB_BCTRD3ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2323FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14581457EUCAST 2025humanhumanMICNAB_BCTRD3ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[5] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14591458EUCAST 2025humanhumanDISKNAB_BCTRD3IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2929FALSEFALSENA
14601459EUCAST 2025humanhumanMICNAB_BCTRD3IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
14611460EUCAST 2025humanhumanDISKNAB_BCTRD3MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2828FALSEFALSENA
14621461EUCAST 2025humanhumanMICNAB_BCTRD3MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
14631462EUCAST 2025humanhumanDISKNAB_BCTRD3MTRAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)5 mcg2525FALSEFALSENA
14641463EUCAST 2025humanhumanMICNAB_BCTRD3MTRAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
14651464EUCAST 2025humanhumanDISKNAB_BCTRD3SAMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10/10 mcg2525FALSEFALSENA
14661465EUCAST 2025humanhumanMICNAB_BCTRD3SAMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
14671466EUCAST 2025humanhumanDISKNAB_BCTRD3TZPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)30/6 mcg2424FALSEFALSE[3] Isolates susceptible to ampicillin-sulbactam and amoxicillin-clavulanic acid may be resistant to piperacillin-tazobactam.
14681467EUCAST 2025humanhumanMICNAB_BCTRD3TZPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L. | [3] Isolates susceptible to ampicillin-sulbactam and amoxicillin-clavulanic acid may be resistant to piperacillin-tazobactam.
14691468EUCAST 2025humanhumanDISKNAB_BRCLL_MLTN2CIPB.melitensis (file: Clinical Breakpoint Tables v. 15.0)5 mcg5027FALSEFALSENA
14701469EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2CIPB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
14711470EUCAST 2025humanhumanDISKmeningitisB_BRCLL_MLTN2CROB.melitensis (file: Clinical Breakpoint Tables v. 15.0)30 mcg3030FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14721471EUCAST 2025humanhumanMICmeningitisB_BRCLL_MLTN2CROB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14731472EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2DOXB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
14741473EUCAST 2025humanhumanDISKNAB_BRCLL_MLTN2GENB.melitensis (file: Clinical Breakpoint Tables v. 15.0)10 mcg2323FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14751474EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2GENB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14761475EUCAST 2025humanhumanDISKNAB_BRCLL_MLTN2LVXB.melitensis (file: Clinical Breakpoint Tables v. 15.0)5 mcg5028FALSEFALSENA
14771476EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2LVXB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
14781477EUCAST 2025humanhumanDISKNAB_BRCLL_MLTN2RIFB.melitensis (file: Clinical Breakpoint Tables v. 15.0)5 mcg2020FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/. | [B] Examine zones carefully for colonies close to the zone edge. Colonies should be taken into account when reading.
14791478EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2RIFB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14801479EUCAST 2025humanhumanDISKNAB_BRCLL_MLTN2STR1B.melitensis (file: Clinical Breakpoint Tables v. 15.0)10 mcg1515FALSEFALSE[A] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14811480EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2STR1B.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
14821481EUCAST 2025humanhumanDISKNAB_BRCLL_MLTN2SXTB.melitensis (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg2929FALSEFALSE[C] Read the obvious zone edges and disregard haze or faint growth within the inhibition zone. | [2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
14831482EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2SXTB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
14841483EUCAST 2025humanhumanDISKNAB_BRCLL_MLTN2TCYB.melitensis (file: Clinical Breakpoint Tables v. 15.0)30 mcg4242FALSEFALSENA
14851484EUCAST 2025humanhumanMICNAB_BRCLL_MLTN2TCYB.melitensis (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
14861485EUCAST 2025humanhumanDISKNAB_BRKHL_PSDM2AMCB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)20/10 mcg5022FALSEFALSENA
14871486EUCAST 2025humanhumanMICNAB_BRKHL_PSDM2AMCB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)NA0.0018FALSEFALSE[1] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
14881487EUCAST 2025humanhumanDISKNAB_BRKHL_PSDM2CAZB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)10 mcg5018FALSEFALSENA
14891488EUCAST 2025humanhumanMICNAB_BRKHL_PSDM2CAZB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)NA0.0018FALSEFALSENA
14901489EUCAST 2025humanhumanDISKNAB_BRKHL_PSDM2CHLB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)30 mcg5022FALSEFALSENA
14911490EUCAST 2025humanhumanMICNAB_BRKHL_PSDM2CHLB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)NA0.0018FALSEFALSENA
14921491EUCAST 2025humanhumanMICNAB_BRKHL_PSDM2DOXB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)NA0.0012FALSEFALSENA
14931492EUCAST 2025humanhumanDISKNAB_BRKHL_PSDM2IPMB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)10 mcg2929FALSEFALSENA
14941493EUCAST 2025humanhumanMICNAB_BRKHL_PSDM2IPMB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
14951494EUCAST 2025humanhumanDISKNAB_BRKHL_PSDM2MEMB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)10 mcg2424FALSEFALSENA
14961495EUCAST 2025humanhumanMICNAB_BRKHL_PSDM2MEMB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
14971496EUCAST 2025humanhumanDISKNAB_BRKHL_PSDM2SXTB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg5017FALSEFALSE[A] There may be growth within the inhibition zone. The density of growth may vary from a fine haze to substantial growth (see pictures below). If any zone edge can be seen, ignore growth within the inhibition zone and read the zone diameter. | [1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
14981497EUCAST 2025humanhumanMICNAB_BRKHL_PSDM2SXTB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)NA0.0014FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
14991498EUCAST 2025humanhumanDISKscreen onlyB_BRKHL_PSDM2TCYB.pseudomallei (file: Clinical Breakpoint Tables v. 15.0)30 mcg2323FALSEFALSE[A] Isolates categorised as screen negative can be reported "susceptible increased exposure" (I) to doxycyline. Isolates categorised as screen positive can be reported resistant to doxycycline.
15001499EUCAST 2025humanhumanDISKNAB_CMPYL_COLI2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)5 mcg5026FALSEFALSENA
15011500EUCAST 2025humanhumanMICNAB_CMPYL_COLI2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.5FALSEFALSENA
15021501EUCAST 2025humanhumanDISKNAB_CMPYL_COLI2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)15 mcg2424FALSEFALSE[A] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
15031502EUCAST 2025humanhumanMICNAB_CMPYL_COLI2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)NA88FALSEFALSE[1] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
15041503EUCAST 2025humanhumanDISKNAB_CMPYL_COLI2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)30 mcg3030FALSEFALSE[A] Susceptibility to doxycycline can be inferred from tetracycline.
15051504EUCAST 2025humanhumanMICNAB_CMPYL_COLI2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] Susceptibility to doxycycline can be inferred from tetracycline.
15061505EUCAST 2025humanhumanDISKNAB_CMPYL_JEJN2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)5 mcg5026FALSEFALSENA
15071506EUCAST 2025humanhumanMICNAB_CMPYL_JEJN2CIPC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.5FALSEFALSENA
15081507EUCAST 2025humanhumanDISKNAB_CMPYL_JEJN2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)15 mcg2020FALSEFALSE[A] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
15091508EUCAST 2025humanhumanMICNAB_CMPYL_JEJN2ERYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSE[1] Susceptibility to azithromycin and clarithromycin can be inferred from erythromycin.
15101509EUCAST 2025humanhumanDISKNAB_CMPYL_JEJN2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)30 mcg3030FALSEFALSE[A] Susceptibility to doxycycline can be inferred from tetracycline.
15111510EUCAST 2025humanhumanMICNAB_CMPYL_JEJN2TCYC.jejuni_C.coli (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] Susceptibility to doxycycline can be inferred from tetracycline.
15121511EUCAST 2025humanhumanMICNAB_CRDDS_DFFC2FDXAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] The breakpoints are based on epidemiological cut-off values (ECOFFs) and apply to oral treatment of C. difficile infections. There are no conclusive clinical data regarding the relation between MICs and outcomes.
15131512EUCAST 2025humanhumanMICNAB_CRDDS_DFFC2MTRAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] The breakpoints are based on epidemiological cut-off values (ECOFFs) and apply to oral treatment of C. difficile infections. There are no conclusive clinical data regarding the relation between MICs and outcomes.
15141513EUCAST 2025humanhumanMICNAB_CRDDS_DFFC2VANAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] The breakpoints are based on epidemiological cut-off values (ECOFFs) and apply to oral treatment of C. difficile infections. There are no conclusive clinical data regarding the relation between MICs and outcomes.
15151514EUCAST 2025humanhumanDISKNAB_CRYNB3CIPCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)5 mcg5025FALSEFALSENA
15161515EUCAST 2025humanhumanMICNAB_CRYNB3CIPCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
15171516EUCAST 2025humanhumanDISKNAB_CRYNB3CLICorynebacterium (file: Clinical Breakpoint Tables v. 15.0)2 mcg2020FALSEFALSE[1] Inducible clindamycin resistance may occur in Corynebacterium spp. This can be detected by antagonism of clindamycin activity by a macrolide agent. The clinical significance is unknown. There is currently no recommendation for testing.
15181517EUCAST 2025humanhumanMICNAB_CRYNB3CLICorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Inducible clindamycin resistance may occur in Corynebacterium spp. This can be detected by antagonism of clindamycin activity by a macrolide agent. The clinical significance is unknown. There is currently no recommendation for testing.
15191518EUCAST 2025humanhumanDISKNAB_CRYNB3LNZCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)10 mcg2525FALSEFALSENA
15201519EUCAST 2025humanhumanMICNAB_CRYNB3LNZCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
15211520EUCAST 2025humanhumanDISKNAB_CRYNB3MFXCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)5 mcg2525FALSEFALSENA
15221521EUCAST 2025humanhumanMICNAB_CRYNB3MFXCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
15231522EUCAST 2025humanhumanDISKNAB_CRYNB3PENCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)1 unit5012FALSEFALSENA
15241523EUCAST 2025humanhumanMICNAB_CRYNB3PENCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
15251524EUCAST 2025humanhumanDISKNAB_CRYNB3RIFCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)5 mcg3030FALSEFALSENA
15261525EUCAST 2025humanhumanMICNAB_CRYNB3RIFCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
15271526EUCAST 2025humanhumanDISKNAB_CRYNB3TCYCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)30 mcg2424FALSEFALSENA
15281527EUCAST 2025humanhumanMICNAB_CRYNB3TCYCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
15291528EUCAST 2025humanhumanDISKNAB_CRYNB3VANCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)5 mcg1717FALSEFALSE[A] Non-wild typeisolates were not available when developing the disk diffusion method.
15301529EUCAST 2025humanhumanMICNAB_CRYNB3VANCorynebacterium (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
15311530EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2AMXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to amoxicillin. Isolates resistant to benzylpenicillin should be tested for susceptibility to amoxicillin or reported resistant.
15321531EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)5 mcg5024FALSEFALSENA
15331532EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.5FALSEFALSENA
15341533EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2CLIC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)2 mcg1515FALSEFALSE[1] Wild-type C. ulcerans is less susceptible to clindamycin.
15351534EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2CLIC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Wild-type C. ulcerans is less susceptible to clindamycin.
15361535EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)5 mcg5015FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
15371536EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.0012FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
15381537EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2DOXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
15391538EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)15 mcg2424FALSEFALSENA
15401539EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
15411540EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)10 mcg2525FALSEFALSENA
15421541EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
15431542EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)10 mcg2424FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
15441543EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
15451544EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)1 unit5012FALSEFALSENA
15461545EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
15471546EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)5 mcg2424FALSEFALSENA
15481547EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
15491548EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg2323FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
15501549EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
15511550EUCAST 2025humanhumanDISKNAB_CRYNB_DPHT2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)30 mcg2424FALSEFALSENA
15521551EUCAST 2025humanhumanMICNAB_CRYNB_DPHT2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
15531552EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2AMXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to amoxicillin. Isolates resistant to benzylpenicillin should be tested for susceptibility to amoxicillin or reported resistant.
15541553EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)5 mcg5024FALSEFALSENA
15551554EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2CIPC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.0010.5FALSEFALSENA
15561555EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)5 mcg5015FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
15571556EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2CTXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.0012FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported "susceptible, increased exposure” (I) to cefotaxime. Isolates resistant to benzylpenicillin should be tested for susceptibility to cefotaxime or reported resistant.
15581557EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2DOXC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to tetracycline can be reported susceptible to doxycycline. Isolates resistant to tetracycline should be tested for susceptibility to doxycycline or reported resistant.
15591558EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)15 mcg2424FALSEFALSENA
15601559EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2ERYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
15611560EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)10 mcg2525FALSEFALSENA
15621561EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2LNZC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
15631562EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)10 mcg2424FALSEFALSE[A] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
15641563EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2MEMC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates "susceptible, increased exposure” (I) to benzylpenicillin can be reported susceptible to meropenem. Isolates resistant to benzylpenicillin should be tested for susceptibility to meropenem or reported resistant.
15651564EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)1 unit5012FALSEFALSENA
15661565EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2PENC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
15671566EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)5 mcg2424FALSEFALSENA
15681567EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2RIFC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
15691568EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg2323FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
15701569EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2SXTC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
15711570EUCAST 2025humanhumanDISKNAB_CRYNB_ULCR2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)30 mcg2424FALSEFALSENA
15721571EUCAST 2025humanhumanMICNAB_CRYNB_ULCR2TCYC.diphtheriae_C.ulcerans (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
15731572EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2AMCAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15741573EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2AMPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15751574EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2AMPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15761575EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2AMXAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15771576EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2 mcg2626FALSEFALSE[D] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
15781577EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
15791578EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2CROAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)30 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [C] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
15801579EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2CROAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15811580EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2CTXAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)5 mcg2626FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [C] Susceptibility to ceftriaxone can be inferred from the cefotaxime disk diffusion test.
15821581EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15831582EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15841583EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg3939FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15851584EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.030.03FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15861585EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2LNZAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg3434FALSEFALSENA
15871586EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2LNZAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
15881587EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2828FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15891588EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15901589EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2PENAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)1 unit2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15911590EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2PENAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15921591EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2SAMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10/10 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15931592EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2TZPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)30/6 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
15941593EUCAST 2025humanhumanDISKNAB_CTBCTR_ACNS2VANAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)5 mcg2222FALSEFALSENA
15951594EUCAST 2025humanhumanMICNAB_CTBCTR_ACNS2VANAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
15961595EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_CTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
15971596EUCAST 2025humanhumanMICuncomplicated UTI onlyB_CTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
15981597EUCAST 2025humanhumanDISKNAB_CTRBC_KOSR2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)15 mcg1818FALSEFALSE[A] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/. | [B] Zone diameter breakpoints validated for E. coli only. For C. koseri, use an MIC method.
15991598EUCAST 2025humanhumanMICNAB_CTRBC_KOSR2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[2] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [3] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/.
16001599EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2AMCAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16011600EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2AMCAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
16021601EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2AMPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16031602EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2AMPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16041603EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2AMXAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16051604EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2 mcg1919FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
16061605EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
16071606EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16081607EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16091608EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16101609EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16111610EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16121611EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16131612EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2MTRAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)5 mcg1616FALSEFALSENA
16141613EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2MTRAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
16151614EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2PENAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)1 unit1515FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16161615EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2PENAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16171616EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2SAMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10/10 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16181617EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2SAMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
16191618EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2TZPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)30/6 mcg2424FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16201619EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2TZPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
16211620EUCAST 2025humanhumanDISKNAB_CTRDM_PRFR2VANAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)5 mcg1212FALSEFALSENA
16221621EUCAST 2025humanhumanMICNAB_CTRDM_PRFR2VANAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
16231622EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ENTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
16241623EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ENTRBC3MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
16251624EUCAST 2025humanhumanDISKNAB_ENTRC3AMPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)2 mcg1010FALSEFALSE[A] For E. faecalis that test resistant to ampicillin with disk diffusion, confirm with an MIC test.
16261625EUCAST 2025humanhumanMICNAB_ENTRC3AMPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
16271626EUCAST 2025humanhumanMICNAB_ENTRC3AMXEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSE[1] Susceptibility can be inferred from ampicillin.
16281627EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ENTRC3AMXEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44TRUEFALSE[1] Susceptibility can be inferred from ampicillin.
16291628EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ENTRC3CIPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)5 mcg1515TRUEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
16301629EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ENTRC3CIPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44TRUEFALSENA
16311630EUCAST 2025humanhumanDISKNAB_ENTRC3ERVEnterococcus (file: Clinical Breakpoint Tables v. 15.0)20 mcg2222FALSEFALSENA
16321631EUCAST 2025humanhumanMICNAB_ENTRC3ERVEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
16331632EUCAST 2025humanhumanDISKNAB_ENTRC3LNZEnterococcus (file: Clinical Breakpoint Tables v. 15.0)10 mcg2020FALSEFALSENA
16341633EUCAST 2025humanhumanMICNAB_ENTRC3LNZEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
16351634EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ENTRC3LVXEnterococcus (file: Clinical Breakpoint Tables v. 15.0)5 mcg1515TRUEFALSE[A] The norfloxacin disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
16361635EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ENTRC3LVXEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44TRUEFALSENA
16371636EUCAST 2025humanhumanDISKscreen onlyB_ENTRC3NOREnterococcus (file: Clinical Breakpoint Tables v. 15.0)10 mcg1212FALSEFALSE[C] | [C] Susceptibility to ciprofloxacin and levofloxacin can be inferred from the norfloxacin disk diffusion screening test. For moxifloxacin, see comment 1/B.
16381637EUCAST 2025humanhumanDISKNAB_ENTRC3TECEnterococcus (file: Clinical Breakpoint Tables v. 15.0)30 mcg1616FALSEFALSENA
16391638EUCAST 2025humanhumanMICNAB_ENTRC3TECEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
16401639EUCAST 2025humanhumanDISKNAB_ENTRC3TGCEnterococcus (file: Clinical Breakpoint Tables v. 15.0)15 mcg2020FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
16411640EUCAST 2025humanhumanMICNAB_ENTRC3TGCEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[2] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
16421641EUCAST 2025humanhumanDISKNAB_ENTRC3VANEnterococcus (file: Clinical Breakpoint Tables v. 15.0)5 mcg1515FALSEFALSENA
16431642EUCAST 2025humanhumanMICNAB_ENTRC3VANEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
16441643EUCAST 2025humanhumanDISKNAB_ENTRC_FACM2QDAEnterococcus (file: Clinical Breakpoint Tables v. 15.0)15 mcg2222FALSEFALSENA
16451644EUCAST 2025humanhumanMICNAB_ENTRC_FACM2QDAEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
16461645EUCAST 2025humanhumanDISKNAB_ENTRC_FACM2VANEnterococcus (file: Clinical Breakpoint Tables v. 15.0)5 mcg1212FALSEFALSE[A] Vancomycin susceptible E. faecalis and E. faecium exhibit sharp zone edges and do not exhibit colonies in the inhibition zone. Examine zone edges with transmitted light (plate held up to light). If the zone edge is fuzzy, colonies grow within the zone or if you are uncertain, then perform confirmatory testing with PCR or report resistant (see pictures below) even if the zone diameter is ≥ 12 mm. Isolates must not be reported susceptible before 24 h incubation.
16471646EUCAST 2025humanhumanMICNAB_ENTRC_FACM2VANEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
16481647EUCAST 2025humanhumanMICother indicationsB_ENTRC_FCLS2AMXEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA0.0014FALSEFALSE[3] Isolates susceptible to ampicillin are without phenotypically detectable resistance mechanisms and the specified agents can be used in high exposure in combination therapy (see Note 4/D). Isolates resistant to ampicillin can be reported resistant. | [4] For information on how to use breakpoints in brackets, see https://www.eucast.org/eucastguidancedocuments/.
16491648EUCAST 2025humanhumanDISKNAB_ENTRC_FCLS2IPMEnterococcus (file: Clinical Breakpoint Tables v. 15.0)10 mcg5021FALSEFALSENA
16501649EUCAST 2025humanhumanMICNAB_ENTRC_FCLS2IPMEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA0.0014FALSEFALSENA
16511650EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ENTRC_FCLS2NITEnterococcus (file: Clinical Breakpoint Tables v. 15.0)100 mcg1515TRUEFALSENA
16521651EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ENTRC_FCLS2NITEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA6464TRUEFALSENA
16531652EUCAST 2025humanhumanDISKNAB_ENTRC_FCLS2PIPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)30 mcg5018FALSEFALSENA
16541653EUCAST 2025humanhumanMICNAB_ENTRC_FCLS2PIPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA0.00116FALSEFALSENA
16551654EUCAST 2025humanhumanDISKNAB_ENTRC_FCLS2TZPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)30/6 mcg5018FALSEFALSE[2] The addition of a beta-lactamase inhibitor does not add clinical benefit. Beta-lactamase producing enterococci are extremely rare.
16561655EUCAST 2025humanhumanMICNAB_ENTRC_FCLS2TZPEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA0.00116FALSEFALSE[5] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L. | [2] The addition of a beta-lactamase inhibitor does not add clinical benefit. Beta-lactamase producing enterococci are extremely rare.
16571656EUCAST 2025humanhumanDISKNAB_ENTRC_FCLS2VANEnterococcus (file: Clinical Breakpoint Tables v. 15.0)5 mcg1212FALSEFALSE[A] Vancomycin susceptible E. faecalis and E. faecium exhibit sharp zone edges and do not exhibit colonies in the inhibition zone. Examine zone edges with transmitted light (plate held up to light). If the zone edge is fuzzy, colonies grow within the zone or if you are uncertain, then perform confirmatory testing with PCR or report resistant (see pictures below) even if the zone diameter is ≥ 12 mm. Isolates must not be reported susceptible before 24 h incubation.
16581657EUCAST 2025humanhumanMICNAB_ENTRC_FCLS2VANEnterococcus (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
16591658EUCAST 2025humanhumanDISKNAB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg5019FALSEFALSENA
16601659EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg1919TRUEFALSENA
16611660EUCAST 2025humanhumanMICNAB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.0018FALSEFALSENA
16621661EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88TRUEFALSENA
16631662EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_ESCHR_COLI2CZOEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg5020FALSEFALSE[A] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
16641663EUCAST 2025humanhumanMICinfections originating from the urinary tractB_ESCHR_COLI2CZOEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.0014FALSEFALSE[2] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
16651664EUCAST 2025humanhumanMICNAB_ESCHR_COLI2DFXEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
16661665EUCAST 2025humanhumanDISKNAB_ESCHR_COLI2ERVEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)20 mcg1717FALSEFALSENA
16671666EUCAST 2025humanhumanMICNAB_ESCHR_COLI2ERVEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
16681667EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)200 mcg2424FALSEFALSE[D] Ignore isolated colonies within the inhibition zone (see pictures below).
16691668EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)200 mcg2424TRUEFALSE[D] Ignore isolated colonies within the inhibition zone (see pictures below).
16701669EUCAST 2025humanhumanMICinfections originating from the urinary tractB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88FALSEFALSE[4] Agar dilution is the reference method for fosfomycin. MICs must be determined in the presence of glucose-6-phosphate (25 mg/L in the medium). Follow the manufacturers' instructions for commercial systems.
16711670EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2FOSEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88TRUEFALSE[4] Agar dilution is the reference method for fosfomycin. MICs must be determined in the presence of glucose-6-phosphate (25 mg/L in the medium). Follow the manufacturers' instructions for commercial systems.
16721671EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
16731672EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
16741673EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2NITEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)100 mcg1111TRUEFALSENA
16751674EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2NITEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA6464TRUEFALSENA
16761675EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_ESCHR_COLI2NTREnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg1515TRUEFALSENA
16771676EUCAST 2025humanhumanMICuncomplicated UTI onlyB_ESCHR_COLI2NTREnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA1616TRUEFALSENA
16781677EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_ESCHR_COLI2TEMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg5017FALSEFALSE[F] Ignore isolated colonies within the inhibition zone.
16791678EUCAST 2025humanhumanMICinfections originating from the urinary tractB_ESCHR_COLI2TEMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.00116FALSEFALSENA
16801679EUCAST 2025humanhumanDISKNAB_ESCHR_COLI2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)15 mcg1818FALSEFALSE[A] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/. | [B] Zone diameter breakpoints validated for E. coli only. For C. koseri, use an MIC method.
16811680EUCAST 2025humanhumanMICNAB_ESCHR_COLI2TGCEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[2] For tigecycline broth microdilution MIC determination, the medium must be prepared fresh on the day of use. | [3] For other Enterobacterales, the activity of tigecycline varies from insufficient in Serratia spp., Proteus spp., Morganella morganii and Providencia spp. to variable in other species. For more information, see https://www.eucast.org/eucastguidancedocuments/.
16821681EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2AMCAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg2323FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16831682EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2AMCAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [3] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
16841683EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2AMPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2 mcg2727FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16851684EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2AMPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16861685EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2AMXAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16871686EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)2 mcg3030FALSEFALSE[C] Examine zones carefully for colonies within zones. Colonies should be taken into account when reading.
16881687EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2CLIAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
16891688EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16901689EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2ETPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16911690EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg3636FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16921691EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2IPMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16931692EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10 mcg3535FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16941693EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2MEMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.030.03FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16951694EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2MTRAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)5 mcg3030FALSEFALSENA
16961695EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2MTRAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
16971696EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2PENAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)1 unit2525FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16981697EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2PENAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
16991698EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2SAMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)10/10 mcg3333FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
17001699EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2SAMAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [2] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L.
17011700EUCAST 2025humanhumanDISKNAB_FSBCTR_NCRP2TZPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)30/6 mcg3232FALSEFALSE[A] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents.
17021701EUCAST 2025humanhumanMICNAB_FSBCTR_NCRP2TZPAnaerobic bacteria (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Isolates susceptible to benzylpenicillin can be reported susceptible to all beta-lactam agents with breakpoints (including those with Note) without further testing. Isolates resistant to benzylpenicillin should be tested for susceptibility to individual agents. | [4] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
17031702EUCAST 2025humanhumanMICNAB_HLCBCT_PYLR2AMXH.pylori (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
17041703EUCAST 2025humanhumanMICNAB_HLCBCT_PYLR2CLRH.pylori (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
17051704EUCAST 2025humanhumanMICNAB_HLCBCT_PYLR2LVXH.pylori (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
17061705EUCAST 2025humanhumanMICNAB_HLCBCT_PYLR2MTRH.pylori (file: Clinical Breakpoint Tables v. 15.0)NA88FALSEFALSENA
17071706EUCAST 2025humanhumanMICNAB_HLCBCT_PYLR2RIFH.pylori (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
17081707EUCAST 2025humanhumanMICNAB_HLCBCT_PYLR2TCYH.pylori (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
17091708EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg1515FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17101709EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg5015FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17111710EUCAST 2025humanhumanMICNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[5] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
17121711EUCAST 2025humanhumanMICNAB_HMPHL_INFL2AMCH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.0012FALSEFALSE[5] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
17131712EUCAST 2025humanhumanDISKindications other than endocarditis and meningitisB_HMPHL_INFL2AMPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)2 mcg1818FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below. | [2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
17141713EUCAST 2025humanhumanMICindications other than endocarditis and meningitisB_HMPHL_INFL2AMPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
17151714EUCAST 2025humanhumanMICindications other than endocarditis and meningitisB_HMPHL_INFL2AMXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
17161715EUCAST 2025humanhumanMICNAB_HMPHL_INFL2AMXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.0012FALSEFALSE[2] Beta-lactamase positive isolates can be reported resistant to ampicillin, amoxicillin and piperacillin without inhibitors. Tests based on a chromogenic cephalosporin can be used to detect the beta-lactamase.
17171716EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CFMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2626FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17181717EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CFMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
17191718EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CHLH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2828FALSEFALSE[1] For chloramphenicol treatment in meningitis, see table of dosages.
17201719EUCAST 2025humanhumanDISKTopicalB_HMPHL_INFL2CHLTopical agents (file: Clinical Breakpoint Tables v. 15.0)30 mcg2828FALSEFALSENA
17211720EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CHLH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] For chloramphenicol treatment in meningitis, see table of dosages.
17221721EUCAST 2025humanhumanMICTopicalB_HMPHL_INFL2CHLTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
17231722EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CIPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)5 mcg3232FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
17241723EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CIPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.030.03FALSEFALSENA
17251724EUCAST 2025humanhumanMICTopicalB_HMPHL_INFL2CIPTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
17261725EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CPDH.influenzae (file: Clinical Breakpoint Tables v. 15.0)10 mcg2626FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17271726EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CPDH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
17281727EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CPTH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.030.03FALSEFALSENA
17291728EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CROH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg3232FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17301729EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CROH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
17311730EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CTBH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2525FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17321731EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CTBH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
17331732EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CTXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2727FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17341733EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CTXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
17351734EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2725FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17361735EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg5027FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17371736EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA12FALSEFALSENA
17381737EUCAST 2025humanhumanMICNAB_HMPHL_INFL2CXMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.0011FALSEFALSENA
17391738EUCAST 2025humanhumanDISKpneumoniaB_HMPHL_INFL2CZTH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30/10 mcg2323FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below. | [3] See table of dosages for dosing for different indications.
17401739EUCAST 2025humanhumanMICpneumoniaB_HMPHL_INFL2CZTH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[3] See table of dosages for dosing for different indications.
17411740EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2DORH.influenzae (file: Clinical Breakpoint Tables v. 15.0)10 mcg2323FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17421741EUCAST 2025humanhumanMICNAB_HMPHL_INFL2DORH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
17431742EUCAST 2025humanhumanMICNAB_HMPHL_INFL2DOXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
17441743EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2ETPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)10 mcg2323FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17451744EUCAST 2025humanhumanMICNAB_HMPHL_INFL2ETPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
17461745EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2FEPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2828FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all cephalosporins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for cefuroxime oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17471746EUCAST 2025humanhumanMICNAB_HMPHL_INFL2FEPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
17481747EUCAST 2025humanhumanMICTopicalB_HMPHL_INFL2GENTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
17491748EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2IPMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)10 mcg2020FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17501749EUCAST 2025humanhumanMICNAB_HMPHL_INFL2IPMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
17511750EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2LVXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)5 mcg3030FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
17521751EUCAST 2025humanhumanMICNAB_HMPHL_INFL2LVXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
17531752EUCAST 2025humanhumanMICTopicalB_HMPHL_INFL2LVXTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
17541753EUCAST 2025humanhumanDISKindications other than meningitisB_HMPHL_INFL2MEMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)10 mcg2020FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all carbapenems for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing. When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17551754EUCAST 2025humanhumanMICindications other than meningitisB_HMPHL_INFL2MEMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
17561755EUCAST 2025humanhumanMICmeningitisB_HMPHL_INFL2MEMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
17571756EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2MFXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2828FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
17581757EUCAST 2025humanhumanMICNAB_HMPHL_INFL2MFXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
17591758EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2MNOH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2424FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
17601759EUCAST 2025humanhumanMICNAB_HMPHL_INFL2MNOH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
17611760EUCAST 2025humanhumanDISKscreen onlyB_HMPHL_INFL2NALH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2323FALSEFALSE[B] | [B] Isolates categorised as screen negative can be reported susceptible to ciprofloxacin, levofloxacin, moxifloxacin and ofloxacin. Isolates categorised as screen positive should be tested for susceptibility to individual agents or reported resistant.
17621761EUCAST 2025humanhumanDISKTopicalB_HMPHL_INFL2NALTopical agents (file: Clinical Breakpoint Tables v. 15.0)30 mcg2323FALSEFALSE[1] Screening agent for detection of fluoroquinolone resistance (pefloxacin for Enterobacterales, norfloxacin for Gram-positive organisms and nalidixic acid for H. influenzae and M. catarrhalis).
17631762EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2OFXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)5 mcg3030FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
17641763EUCAST 2025humanhumanMICNAB_HMPHL_INFL2OFXH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
17651764EUCAST 2025humanhumanMICTopicalB_HMPHL_INFL2OFXTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
17661765EUCAST 2025humanhumanDISKscreen onlyB_HMPHL_INFL2PENH.influenzae (file: Clinical Breakpoint Tables v. 15.0)1 unit1212FALSEFALSE[1/A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17671766EUCAST 2025humanhumanDISKfor prophylaxis onlyB_HMPHL_INFL2RIFH.influenzae (file: Clinical Breakpoint Tables v. 15.0)5 mcg1818FALSEFALSENA
17681767EUCAST 2025humanhumanMICfor prophylaxis onlyB_HMPHL_INFL2RIFH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
17691768EUCAST 2025humanhumanMICNAB_HMPHL_INFL2SAMH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[3] For susceptibility testing purposes, the concentration of sulbactam is fixed at 4 mg/L. | [4] Susceptibility can be inferred from amoxicillin-clavulanic acid iv.
17701769EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2SXTH.influenzae (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg2320FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
17711770EUCAST 2025humanhumanMICNAB_HMPHL_INFL2SXTH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.51FALSEFALSE[2] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
17721771EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2TCYH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2525FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
17731772EUCAST 2025humanhumanMICNAB_HMPHL_INFL2TCYH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
17741773EUCAST 2025humanhumanMICTopicalB_HMPHL_INFL2TOBTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA88FALSEFALSENA
17751774EUCAST 2025humanhumanDISKNAB_HMPHL_INFL2TZPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)30/6 mcg2727FALSEFALSE[A] The benzylpenicillin 1 unit disk diffusion screening test shall be used to exclude beta-lactam resistance mechanisms. When the screen is negative (zone diameter ≥12 mm) all penicillins for which clinical breakpoints are available, including those with “Note”, can be reported susceptible without further testing, except for amoxicillin oral and amoxicillin-clavulanic acid oral, which if reported, should be reported “susceptible, increased exposure” (I). When the screen is positive (zone diameter <12 mm), see flow chart below. | [B] Read the outer edge of zones where an otherwise clear inhibition zone contains an area of growth around the disk, see pictures below.
17761775EUCAST 2025humanhumanMICNAB_HMPHL_INFL2TZPH.influenzae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[6] For susceptibility testing purposes, the concentration of tazobactam is fixed at 4 mg/L.
17771776EUCAST 2025humanhumanDISKNAB_KGLLA_KING2AMCK.kingae (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg2222FALSEFALSENA
17781777EUCAST 2025humanhumanMICNAB_KGLLA_KING2AMPK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSE[2] Susceptibility can be inferred from benzylpenicillin susceptibility.
17791778EUCAST 2025humanhumanMICNAB_KGLLA_KING2AMXK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSE[2] Susceptibility can be inferred from benzylpenicillin susceptibility.
17801779EUCAST 2025humanhumanMICNAB_KGLLA_KING2AZMK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Susceptibility can be inferred from erythromycin susceptibility.
17811780EUCAST 2025humanhumanDISKNAB_KGLLA_KING2CIPK.kingae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2828FALSEFALSENA
17821781EUCAST 2025humanhumanMICNAB_KGLLA_KING2CIPK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
17831782EUCAST 2025humanhumanMICNAB_KGLLA_KING2CLRK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Susceptibility can be inferred from erythromycin susceptibility.
17841783EUCAST 2025humanhumanDISKNAB_KGLLA_KING2CROK.kingae (file: Clinical Breakpoint Tables v. 15.0)30 mcg3030FALSEFALSENA
17851784EUCAST 2025humanhumanMICNAB_KGLLA_KING2CROK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSENA
17861785EUCAST 2025humanhumanDISKNAB_KGLLA_KING2CTXK.kingae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2727FALSEFALSENA
17871786EUCAST 2025humanhumanMICNAB_KGLLA_KING2CTXK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
17881787EUCAST 2025humanhumanDISKNAB_KGLLA_KING2CXMK.kingae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2929FALSEFALSENA
17891788EUCAST 2025humanhumanMICNAB_KGLLA_KING2CXMK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
17901789EUCAST 2025humanhumanMICNAB_KGLLA_KING2DOXK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible can be reported susceptible to doxycycline. Isolates categorised as resistant should be tested for susceptibility to doxycycline or reported resistant.
17911790EUCAST 2025humanhumanDISKNAB_KGLLA_KING2ERYK.kingae (file: Clinical Breakpoint Tables v. 15.0)15 mcg2020FALSEFALSENA
17921791EUCAST 2025humanhumanMICNAB_KGLLA_KING2ERYK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
17931792EUCAST 2025humanhumanDISKNAB_KGLLA_KING2LVXK.kingae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2828FALSEFALSENA
17941793EUCAST 2025humanhumanMICNAB_KGLLA_KING2LVXK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
17951794EUCAST 2025humanhumanDISKNAB_KGLLA_KING2MEMK.kingae (file: Clinical Breakpoint Tables v. 15.0)10 mcg3030FALSEFALSENA
17961795EUCAST 2025humanhumanMICNAB_KGLLA_KING2MEMK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.030.03FALSEFALSENA
17971796EUCAST 2025humanhumanDISKNAB_KGLLA_KING2PENK.kingae (file: Clinical Breakpoint Tables v. 15.0)1 unit2525FALSEFALSENA
17981797EUCAST 2025humanhumanMICNAB_KGLLA_KING2PENK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.030.03FALSEFALSENA
17991798EUCAST 2025humanhumanDISKNAB_KGLLA_KING2RIFK.kingae (file: Clinical Breakpoint Tables v. 15.0)5 mcg2020FALSEFALSENA
18001799EUCAST 2025humanhumanMICNAB_KGLLA_KING2RIFK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
18011800EUCAST 2025humanhumanDISKNAB_KGLLA_KING2SXTK.kingae (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg2828FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
18021801EUCAST 2025humanhumanMICNAB_KGLLA_KING2SXTK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Trimethoprim:sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
18031802EUCAST 2025humanhumanDISKNAB_KGLLA_KING2TCYK.kingae (file: Clinical Breakpoint Tables v. 15.0)30 mcg2828FALSEFALSENA
18041803EUCAST 2025humanhumanMICNAB_KGLLA_KING2TCYK.kingae (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
18051804EUCAST 2025humanhumanDISKNAB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg5019FALSEFALSENA
18061805EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg1919TRUEFALSENA
18071806EUCAST 2025humanhumanMICNAB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.0018FALSEFALSENA
18081807EUCAST 2025humanhumanMICuncomplicated UTI onlyB_KLBSL3CXMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88TRUEFALSENA
18091808EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_KLBSL3CZOEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg5020FALSEFALSE[A] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
18101809EUCAST 2025humanhumanMICinfections originating from the urinary tractB_KLBSL3CZOEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.0014FALSEFALSE[2] Isolates susceptible to cefadroxil and/or cefalexin can be reported "susceptible, increased exposure” (I) to cefazolin.
18111810EUCAST 2025humanhumanDISKuncomplicated UTI onlyB_KLBSL3MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)10 mcg1515TRUEFALSE[F] Ignore isolated colonies within the inhibition zone.
18121811EUCAST 2025humanhumanMICuncomplicated UTI onlyB_KLBSL3MECEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA88TRUEFALSE[6] Agar dilution is the reference method for mecillinam MIC determination.
18131812EUCAST 2025humanhumanDISKinfections originating from the urinary tractB_KLBSL3TEMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)30 mcg5017FALSEFALSE[F] Ignore isolated colonies within the inhibition zone.
18141813EUCAST 2025humanhumanMICinfections originating from the urinary tractB_KLBSL3TEMEnterobacterales (file: Clinical Breakpoint Tables v. 15.0)NA0.00116FALSEFALSENA
18151814EUCAST 2025humanhumanDISKall indicationsB_LISTR_MNCY2AMPL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)2 mcg1616FALSEFALSENA
18161815EUCAST 2025humanhumanMICall indicationsB_LISTR_MNCY2AMPL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
18171816EUCAST 2025humanhumanDISKindications other than meningitisB_LISTR_MNCY2ERYL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)15 mcg2525FALSEFALSENA
18181817EUCAST 2025humanhumanMICindications other than meningitisB_LISTR_MNCY2ERYL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
18191818EUCAST 2025humanhumanDISKall indicationsB_LISTR_MNCY2MEML.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)10 mcg2626FALSEFALSENA
18201819EUCAST 2025humanhumanMICall indicationsB_LISTR_MNCY2MEML.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
18211820EUCAST 2025humanhumanDISKindications other than meningitisB_LISTR_MNCY2PENL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)1 unit1313FALSEFALSENA
18221821EUCAST 2025humanhumanMICindications other than meningitisB_LISTR_MNCY2PENL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSENA
18231822EUCAST 2025humanhumanDISKall indicationsB_LISTR_MNCY2SXTL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)1.25/23.75 mcg2929FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
18241823EUCAST 2025humanhumanMICall indicationsB_LISTR_MNCY2SXTL.monocytogenes (file: Clinical Breakpoint Tables v. 15.0)NA0.060.06FALSEFALSE[1] Trimethoprim-sulfamethoxazole in the ratio 1:19. Breakpoints are expressed as the trimethoprim concentration.
18251824EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2AMCM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)2/1 mcg1919FALSEFALSENA
18261825EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2AMCM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[4] For susceptibility testing purposes, the concentration of clavulanic acid is fixed at 2 mg/L.
18271826EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2AZMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Moraxella catarrhalis. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
18281827EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2CFMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)5 mcg2121FALSEFALSENA
18291828EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2CFMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSENA
18301829EUCAST 2025humanhumanDISKTopicalB_MRXLL_CTRR2CHLTopical agents (file: Clinical Breakpoint Tables v. 15.0)30 mcg3131FALSEFALSENA
18311830EUCAST 2025humanhumanMICTopicalB_MRXLL_CTRR2CHLTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSENA
18321831EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2CIPM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)5 mcg3131FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
18331832EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2CIPM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
18341833EUCAST 2025humanhumanMICTopicalB_MRXLL_CTRR2CIPTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
18351834EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2CLRM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSE[1] Erythromycin can be used to screen for macrolide resistance in Moraxella catarrhalis. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
18361835EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2CROM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)30 mcg2421FALSEFALSENA
18371836EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2CROM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA12FALSEFALSENA
18381837EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2CTXM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)5 mcg2017FALSEFALSENA
18391838EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2CTXM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA12FALSEFALSENA
18401839EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)30 mcg2118FALSEFALSENA
18411840EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)30 mcg5021FALSEFALSENA
18421841EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA48FALSEFALSENA
18431842EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2CXMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.0014FALSEFALSENA
18441843EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2DORM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)10 mcg3030FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18451844EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2DORM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18461845EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2DOXM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
18471846EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2ERYM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)15 mcg2323FALSEFALSE[A] Erythromycin can be used to screen for macrolide resistance in Moraxella catarrhalis. Isolates categorised as susceptible can be reported susceptible to azithromycin, clarithromycin and roxithromycin. Isolates categorised as resistant should be tested for susceptibility to individual agents or reported resistant.
18481847EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2ERYM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
18491848EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2ETPM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)10 mcg2929FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18501849EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2ETPM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.50.5FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18511850EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2FEPM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)30 mcg2020FALSEFALSENA
18521851EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2FEPM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA44FALSEFALSENA
18531852EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2IPMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)10 mcg2929FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18541853EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2IPMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18551854EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2LVXM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)5 mcg2929FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
18561855EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2LVXM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
18571856EUCAST 2025humanhumanMICTopicalB_MRXLL_CTRR2LVXTopical agents (file: Clinical Breakpoint Tables v. 15.0)NA0.1250.125FALSEFALSENA
18581857EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2MEMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)10 mcg3333FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18591858EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2MEMM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA22FALSEFALSE[1] Resistant isolates are rare or not yet reported. The identification and antimicrobial susceptibility test result on any such isolate must be confirmed and the isolate sent to a reference laboratory.
18601859EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2MFXM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)5 mcg2626FALSEFALSE[A] The nalidixic acid disk diffusion test can be used to screen for fluoroquinolone resistance. See Note
18611860EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2MFXM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA0.250.25FALSEFALSENA
18621861EUCAST 2025humanhumanDISKNAB_MRXLL_CTRR2MNOM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)30 mcg2525FALSEFALSE[A] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
18631862EUCAST 2025humanhumanMICNAB_MRXLL_CTRR2MNOM.catarrhalis (file: Clinical Breakpoint Tables v. 15.0)NA11FALSEFALSE[1] Tetracycline can be used to screen for resistance in tetracycline agents. Isolates categorised as susceptible to tetracycline can be reported susceptible to doxycycline and minocycline. Isolates categorised as resistant to tetracycline should be tested for susceptibility to individual agents or reported resistant.
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