sensitivity of 125 strains of group b streptococci isolated from newborns , their mothers and personnel in a maternity home was studied with respect to 12 antibiotics : benzylpenicillin , ampicillin , methicillin , cephalotin , erythromycin , lincomycin , levomycetin ( chloramphenicol ) , oxacillin , tetracycline , streptomycin , gentamicin and ristomycin .
C0030827
benzylpenicillin
C0002680
ampicillin