there were 34 cases ( 19 in the norfloxacin and 15 in the cotrimoxazole group ) of evaluable infections due to escherichia coli ( 85 % of cases ) , klebsiella pneumoniae , enterobacter spp. , proteus vulgaris and alcaligenes faecalis .
C0028365
norfloxacin
C0014836
infections due to escherichia coli