Rifamycin Side Effects

Medically reviewed by Drugs.com. Last updated on Nov 7, 2024.

Applies to rifamycin: oral tablet delayed release.

Common side effects of rifamycin

Some side effects of rifamycin may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common side effects

• belching
• constipation
• headache
• heartburn
• indigestion
• stomach discomfort or upset

Serious side effects of rifamycin

Along with its needed effects, rifamycin may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking rifamycin:

Rare side effects

• fever
• stomach pain

For healthcare professionals

Applies to rifamycin: oral delayed release tablet.

General adverse events

The most commonly reported side effects included constipation, headache, and dyspepsia.^[Ref]

Gastrointestinal

• Common (1% to 10%): Constipation
• Uncommon (0.1% to 1%): Abdominal pain
• Frequency not reported: Dyspepsia^[Ref]

Other

• Uncommon (0.1% to 1%): Pyrexia^[Ref]

Nervous system

• Common (1% to 10%): Headache^[Ref]

Further information

Rifamycin side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.

Medical Disclaimer