• CDC News
  • Adult Immunization
  • Hepatology
  • Rare Disorders
  • Pediatric Immunization
  • Weight Management
  • Screening
  • Psychiatry
  • Allergy
  • Women's Health
  • Cardiology
  • Pediatrics
  • Kidney Disease
  • Dermatology
  • Endocrinology
  • Pain Management
  • Gastroenterology
  • Geriatrics
  • Infectious Disease
  • Orthopedics
  • Obesity Medicine
  • Rheumatology
  • Technology
  • Oncology
  • Nephrology
  • Neurology
  • Pulmonology

Traveler’s Diarrhea: Xifaxan Now FDA-Approved

Article

The FDA has approved rifaximin(Xifaxan), from Salix Pharmaceuticals,Inc., for treatment of traveler’sdiarrhea caused by noninvasive strains of Escherichia coli. Rifaximinis a nonsystemic, GI-selective, oralantibiotic; the recommended dosageis 200 mg tid for 3 days.

Traveler's DiarrheaThe FDA has approved rifaximin(Xifaxan), from Salix Pharmaceuticals,Inc., for treatment of traveler'sdiarrhea caused by noninvasive strains of Escherichia coli. Rifaximinis a nonsystemic, GI-selective, oralantibiotic; the recommended dosageis 200 mg tid for 3 days.Rifaximin is not effective in patientswith diarrhea complicated byfever and/or blood in the stool or diarrheacaused by pathogens otherthan E coli. The medication should bediscontinued if diarrhea symptomsintensify or persist for longer than 24to 48 hours: in this setting, alternativeantibiotic treatments should be considered.The most common side effectsare flatulence, headache, abdominalpain, and tenesmus.

Related Videos
"Vaccination is More of a Marathon than a Sprint"
Vaccines are for Kids, Booster Fatigue, and Other Obstacles to Adult Immunization
Interview with Kelly Moore, MD, MPH, president, chief executive officer, Immunization Action Coalition
© 2025 MJH Life Sciences

All rights reserved.