cephalexin


ceph·a·lex·in

noun \ˌsef-ə-ˈlek-sən\

Definition of CEPHALEXIN

: a semisynthetic cephalosporin C16H17N3O4S with a spectrum of antibiotic activity similar to the penicillins that is often administered in the form of its hydrochloride C16H17N3O4S·HCl

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