Ethambutol/isoniazid/pyrazinamide/rifampicin

< Ethambutol < isoniazid < pyrazinamide
Ethambutol/isoniazid/pyrazinamide/rifampicin
Combination of
EthambutolAnti-tuberculosis medication
IsoniazidAnti-tuberculosis medication
PyrazinamideAnti-tuberculosis medication
RifampicinAnti-tuberculosis medication
Clinical data
Trade namesVoractiv, Rimstar, others
Routes of
administration
By mouth
ATC code
Identifiers
CAS Number
ChemSpider
  • none

Ethambutol/isoniazid/pyrazinamide/rifampicin, also known as ethambutol/isoniazid/pyrazinamide/rifampin, is a medication used for tuberculosis. It is a fixed dose combination of ethambutol, isoniazid, pyrazinamide, and rifampicin. It is used either alone or with other antituberculosis medication. It is taken by mouth.

Side effects are those of the underlying medications. Pyridoxine may be used to decrease the risk of numbness. It is not recommended in people with liver problems or severe kidney problems. Use may not be suitable in children. It is unclear if use during pregnancy is safe.

It is on the World Health Organization's List of Essential Medicines. It is sold under the brand names Voractiv and Rimstar in the UK.