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A semisynthetic antibiotic, C43H58N4O12, that is derived from a form of rifamycin and interferes with bacterial RNA synthesis, used to treat tuberculosis and other bacterial infections. Also called rifampicin.

[rif(omycin) + a(mino-) + m(ethyl) + p(iperazine) + -in.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.rifampin - an antibacterial drug (trade names Rifadin and Rimactane) used to treat tuberculosis
antibacterial, antibacterial drug, bactericide - any drug that destroys bacteria or inhibits their growth
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


(USAN), rifampicin (INN) n rifampicina, rifampina
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
This prospective observational study aimed to compare the incidences of hepatitis and side effects between a new 2-month combination regimen of isoniazid, rifampin and pyrazinamid (2HRZ) plus excipient and the standard 3-month regimen of isoniazid and rifapentine (3HP) for LTBI treatment in Taiwan.
30, 2018 (HealthDay News) -- In pretreatment isolates of Mycobacterium tuberculosis, higher minimum inhibitory concentrations (MICs) of isoniazid and rifampin below the standard resistance breakpoint are associated with increased risk of relapse, according to a study published in the Aug.
[USA], July 1 (ANI): Turns out, higher dose of rifampin, an antibiotic to treat several types of bacterial infections, can kill more tuberculosis bacteria in sputum cultures without increasing the adverse effects of treatment.
Use of the genotype MTBDR assay for rapid detection of rifampin and isoniazid resistance in Mycobacterium tuberculosis complex isolates.
Standardized antituberculosis drug regimens that include rifampin, isoniazid, pyrazinamide, and ethambutol are the cornerstone of the global public health response to the tuberculosis epidemic [1].
He was initially started on rifampin and clarithromycin for possible Mycobacterium marinum.
Therefore, the patient was initially started on methylPREDNISolone, INH, rifampin, and ethambutol.
Drug susceptibility testing indicated sensitivity to the standard first-line regimen of rifampin, isoniazid, pyrazinamide, and ethambutol (RIPE).
In addition, she was started on rifampin 450 mg/d, pyrazinamide 1000 mg/d, ethambutol 800 mg/d, and isoniazid (INH) 800 mg/d, as well as pyridoxine and intravenous dexamethasone.
Treatment with three months of rifampin and isoniazid was offered to patients with LTBI if there were no contraindications to treatment.
Treatment was begun with Isoniazid 300 mg daily, Rifampin 450 mg daily, Ethambutol 800 mg daily, and Pyrazinamide 1000 mg daily.
The WHO recommends doxycycline (200 mg/day) plus rifampin (600-900 mg/day) orally for six weeks for treating brucellosis.