cremomerazine kelamerazine mebacid mesulfa methylpyrimal methylsulfazin methylsulfazine metilsulfadiazin metilsulfazin nsulfanilamide percoccide pyralcid pyrimalm romezin septacil septosyl solfamerazina solumedin solumedine sulfameradine sulfamerazin sulfamerazina sulfamerazinum sulfamethyldiazine sulphamerazine sumedine susfamerazine