仅用于工业应用或科学研究，不可用于人类或动物的临床诊断或治疗，非药用.Colistin sulfate （Belcomycin; Polymixin E）, originally isolated from B. polymyxa, is a polypeptide antibiotic and apoptosis inducer, also acts as a NADH quinone oxidoreductase inhibitor.It inhibits gram-negative bacteria by binding to lipopolysaccharides and phospholipids in the outer cell membrane of gram-negative bacteria.