( 1 ) mic of cefadroxil was measured , to compare with that of cephalexin ( cex ) , on 30 strains of s. aureus , 30 strains of s. pyogenes and 26 strains of e. coli , all of which were isolated clinically in the field of pediatrics .
C0007538
cefadroxil
C0007716
cephalexin