It is produced by the strain of Semisynthetic second generation cephalosporin for injection. It belongs to the cephalomycin-type compound. and its sodium salt is used in preparations. Cefmeazole is an antibiotic with broad spectrum activity against gram-positive and Gram-negative bacteria. It binds to a penicillin-binding protein (PBPs) responsible for the cross-linking of peptidoglycan.