the in vitro activity of ro 15-8074 ( cefetamet ) and ro 19-5247 , new oral cephalosporins , was compared with that of amoxicillin , cephalexin , cefaclor , cefuroxime and erythromycin against 292 clinical isolates using the agar dilution method .
C0007716
cephalexin
C0007537
cefaclor