Cephalexin

**Definition:** A semisynthetic cephalosporin antibiotic with antimicrobial activity similar to that of CEPHALORIDINE or CEPHALOTHIN, but somewhat less potent. It is effective against both gram-positive and gram-negative organisms.

**Tree numbers:** - D02.065.589.099.249.200 - D02.886.665.074.200 - D03.633.100.300.249.200

**Synonyms:** - Cefalexin