<unk> , sold under the brand name Xifaxan (USA) and Zaxine (Canada) among others, is an antibiotic medication used to treat travelers' diarrhea, irritable bowel syndrome, and hepatic encephalopathy. It has poor absorption when taken by mouth. It is based on rifamycin.<unk>  was approved for medical use in the United States in May 2004.
Rifaximin
Ursodeoxycholic acid
Chenodeoxycholic acid
Lactulose
Piretanide
Sucralfate
Cefiderocol
Rifapentine