colistin

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colistin

 [ko-lis´tin]
an antibiotic produced by Bacillus polymyxa var. colistinus, or the same substance produced by other means; it is related chemically to polymyxin, and used in treatment of infections.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

co·lis·tin

(kō-lis'tin),
A mixture of cyclic polypeptide antibiotics from a strain of Bacillus polymyxa; separable into polymyxins.
Synonym(s): colimycin
Farlex Partner Medical Dictionary © Farlex 2012

colistin

(kə-lĭs′tĭn, kō-)
n.
An antibiotic produced by the bacterium Bacillus polymyxa (also known as B. colistinus) that is effective against a wide range of gram-negative bacteria and is used in the treatment of certain infections, especially of the ear.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

colistin

An antibiotic produced by the bacterium Bacillus colistinus and effective against Pseudomonas aeruginosa . It is used to sterilize the inside of the bowel and bladder and on the skin and external ear. A brand name is Colomycin.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005