benzyl penicillin sodium

benzyl penicillin sodium

[′ben·zəl ‚pen·ə′sil·ən ′sōd·ē·əm] (microbiology) C16H17N2NaO4S Crystals obtained from a methanol-ethyl acetate acidified extract of fermentation broth of Penicillium chrysogenum ; used as an antimicrobial in human and animal disease.