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Combination of
ethambutolanti-tuberculosis medication
isoniazidanti-tuberculosis medication
rifampicinanti-tuberculosis medication
Clinical data
Defined daily dosenot established[1]

Ethambutol/isoniazid/rifampicin, also known as ethambutol/isoniazid/rifampin, is a fixed-dose combination medication used to treat tuberculosis.[2] It contains ethambutol, isoniazid, and rifampicin.[2] It is used either along or with other antituberculosis medication.[2] It is taken by mouth.[2] Side effects are those of the underlying medications.[2] Use may not be suitable in children.[2]

It is on the World Health Organization's List of Essential Medicines.[3] The wholesale cost in the developing world is about 6.74 to US$16.13 a month.[4]


The defined daily dose is not established[1]

See also


  1. 1.0 1.1 "WHOCC - ATC/DDD Index". Retrieved 18 September 2020. CS1 maint: discouraged parameter (link)
  2. 2.0 2.1 2.2 2.3 2.4 2.5 World Health Organization (2009). Stuart MC, Kouimtzi M, Hill SR (eds.). WHO Model Formulary 2008. World Health Organization. p. 142. hdl:10665/44053. ISBN 9789241547659.
  3. World Health Organization (2019). World Health Organization model list of essential medicines: 21st list 2019. Geneva: World Health Organization. hdl:10665/325771. WHO/MVP/EMP/IAU/2019.06. License: CC BY-NC-SA 3.0 IGO.
  4. "Rifampicin + Isoniazid + Ethambutol". International Drug Price Indicator Guide. Retrieved 8 December 2016. CS1 maint: discouraged parameter (link)

[[DEFAULTSORT:Ethambutol Isoniazid Rifampicin}}