What kind of medicine is xifaxan

XIFAXAN is used to help prevent a condition called hepatic encephalopathy (HE). HE is a disease of the brain that occurs when the liver is not working properly. Rifaximin is a rifamycin-based non-systemic antibiotic used for the treatment of gastrointestinal bacterial infections, such as traveler's diarrhea and. See full prescribing information for XIFAXAN. XIFAXAN® (rifaximin) tablets, for oral use. Initial U.S. Approval: To reduce the development of drug-.