# Rifaximin (Xifaxan)

Source: https://ourhealthnetwork.com/drugs/rifaximin
Data: FDA Orange Book and OpenFDA, refreshed periodically

## What is Rifaximin?

Rifaximin (brand name: Xifaxan) is a rifamycin antibacterial. It is prescribed to treat irritable bowel syndrome, diarrhea. Across the United States, 10,000 doctors prescribe Rifaximin to approximately 24,000 Medicare patients.

## Brand names

Xifaxan

## Indications

Rifaximin is prescribed for the treatment of irritable bowel syndrome and diarrhea.

## Conditions treated

- [Irritable Bowel Syndrome](https://ourhealthnetwork.com/conditions/irritable-bowel-syndrome)
- [Diarrhea](https://ourhealthnetwork.com/conditions/diarrhea)

## Mechanism of action

Rifaximin is an antibacterial drug .

## Drug classification

- Established Pharmacologic Class: Rifamycin Antibacterial [EPC]
- Route of administration: ORAL

## Common side effects

anemia, constipation, dizziness, edema, headache, nausea, peripheral edema, pruritus

## Sources and disclaimers

- FDA Orange Book and OpenFDA dataset
- This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional before starting, stopping, or changing any medication.

## Related

- [All drugs](https://ourhealthnetwork.com/drugs)
- [Find specialists who prescribe this drug](https://ourhealthnetwork.com/find-doctors)
- [Methodology](https://ourhealthnetwork.com/methodology)