the microassay technique has been standardized in buffer solutions and in normal human serum pools for the following antimicrobials : ampicillin , methicillin , penicillin g , oxacillin , cloxacillin , dicloxacillin , cephaloglycin , cephalexin , cephaloridine , cephalothin , erythromycin , rifamycin amino methyl piperazine , kanamycin , neomycin , streptomycin , colistin , polymyxin b , doxycycline , minocycline , oxytetracycline , tetracycline , and chloramphenicol .
C0002680
ampicillin
C0030827
penicillin g