fepe peni v penicillin v pnv pv
acipen v apocillin apopen beromycin calcipen compocillin v crystapen v distaquaine v eskacillian v eskacillin v fenacilin fenospen meropenin oracillin oratren penicillin v phenocillin phenomycilline phenopenicillin robicillin rocilin stabicillin vebecillin veetids vegacillin