cef·a·drox·il (sěf'ə-drŏk'səl) n. A semisynthetic analogue of cephalosporin, C16H17N3O3S, that is administered orally and has a broad spectrum of antibiotic activity.
[Alteration of cepha(losporin) + alteration of (hy)droxyl.]
cefadroxil cef·a·drox·il (sěf'ə-drŏk'səl) n. A semisynthetic, broad-spectrum antibiotic derived from cephalosporin with action similar to the penicillins.