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Rifater

rifampin / isoniazid / pyrazinamide
Used for Tuberculosis

Rifater is a combination pill that contains three medications that treat tuberculosis (TB): rifampin, isoniazid, and pyrazinamide. It is no longer available in the United States.

Reviewed by:
reviewerHope Chang, PharmD, AAHIVP
reviewerMichelle Nguyen, PharmD
Last reviewed on November 3, 2021
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What is Rifater?

Drug facts

Common BrandsRifater(brand no longer available)
Drug ClassAntitubercular agent
Controlled Substance ClassificationNot a controlled medication
Generic StatusNo lower-cost generic available
AvailabilityDiscontinued
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Common questions about Rifater

Rifater is a combination tablet that contains rifampin, isoniazid, and pyrazinamide. The three medications work together to treat a lung infection called tuberculosis (TB).

No, Rifater is no longer available in the United States. Rifampin, isoniazid, and pyrazinamide are available as individual medications, but not as a combination tablet.

It's not clear why the manufacturer (Sanofi-Aventis) decided to stop making their rifampin products including Rifater. They did not report any safety reasons for the discontinuation.

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Rifater dosage

Typical dosage for Rifater

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Interactions between Rifater and other drugs

Rifater may interact with certain medications or supplements. Always let your doctor and pharmacist know about any other medications or supplements (including prescribed and over-the-counter medications, vitamins, and dietary or herbal supplements) that you are currently taking. The list below does not include all possible drug interactions with Rifater. Please note that only the generic name of each medication is listed below.

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Using this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

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