rifampin

[ ri-fam-pin ]
/ rɪˈfæm pɪn /

noun Pharmacology.

a semisynthetic broad-spectrum antibiotic, C43H58N4O12, used in the treatment of pulmonary tuberculosis, asymptomatic carriers of meningococcal disease, and leprosy.

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Origin of rifampin

1965–70; probably rifam(yci)n (originally, rifomycin, equivalent to rifo- (perhaps <Italian rifo(rmare) to reform) + -mycin) + pi(perazine)

Words nearby rifampin

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for rifampin

rifampin
[ rĭ-fămpĭn ]

n.

A semisynthetic antibiotic, derived from a form of rifamycin, that interferes with the synthesis of RNA and is used to treat bacterial and viral diseases.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.