Rifaximin tablets are a prescription antibiotic used to treat traveler's diarrhea irritable bowel syndrome with diarrhea (IBS-D), and to reduce the risk of hepatic encephalopathy recurrence. It works locally in the intestines with minimal absorption into the bloodstream. Common doses are

 taken two to three times daily.

Key Information on Rifaximin Tablets:

• Uses:

  • Traveler's Diarrhea: Generally 200 mg three times daily for 3 days.

  • IBS-D: Usually 550 mg twice or three times daily for 14 days.

  • Hepatic Encephalopathy: Generally 550 mg twice daily to reduce recurrence.

• Mechanism: Rifaximin acts as a non-systemic antibiotic, killing bacteria in the gut.