Definition of Colistin
1. an antibiotic [n -S] - See also: antibiotic
Medical Definition of Colistin
1.
Cyclic polypeptide antibiotic from bacillus colistinus. It is composed of polymyxins e1 and e2 (or colistins a, b, and c) which act as detergents on cell membranes. Colistin is less toxic than polymyxin b, but otherwise similar; the methanesulfonate is used orally.
Pharmacological action: antibiotics, peptide.
Chemical name: Colistin
(12 Dec 1998)
Lexicographical Neighbors of Colistin
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