Xifaxan

Xifaxan, also known by its generic name rifaximin, is an antibiotic that's used to treat irritable bowel syndrome, traveller's diarrhea, and hepatic encephalopathy. Xifaxan comes in 200mg and 550mg oral tablets. Learn more about Xifaxan (rifaximin), its uses, side effects, dosages, and more in our articles below.