the uptake of other aminocephalosporins ( cefadroxil , cefaclor , cephalexin ) was also stimulated in the presence of an inward h+ gradient , while the uptake of cephalosporins without the alpha-amino group ( cefazolin , cefotiam ) was not changed in the presence or absence of the h+ gradient .
C0007538
cefadroxil
C0007716
cephalexin