某些青霉菌株或相关霉菌产生的抗微生物酸的衍生物。用于治疗由于敏感生物引起的各种感染，包括伤口感染，脓肿，bo疮，白喉，急性扁桃体炎等。对大多数革兰氏阳性细菌和革兰氏阴性球菌具有抑菌和杀菌作用。被认为通过抑制转肽酶起作用，转肽酶是在细菌细胞壁合成的最后阶段负责肽聚糖交联的酶。 Derivative of an antimicrobial acid produced by certain strains of Penicillium notatum or related moulds. Used in the treatment of a variety of infections due to susceptible organisms, including wound infections, abscesses, boils, diphtheria, acute tonsillitis etc. Has bacteriostatic and bacteriocidal actions against most Gram-positive bacteria and Gram-negative cocci. thought to act by inhibiting transpeptidase, the enzyme responsible for the cross-linking of peptidoglycan during the final stages of synthesis of the bacterial cell wall.