the in vitro activity of norfloxacin ( mk366 ) against 477 aerobic gram-negative and gram-positive clinical isolates was compared to that of nalidixic acid , nitrofurantoin , ampicillin , cephalexin , trimethoprim , sulfamethoxazole , and the combination trimethoprim-sulfamethoxazole .
C0038689
sulfamethoxazole
C0041044
trimethoprim-sulfamethoxazole