User:Mr. Ibrahem/Rifaximin

Rifaximin, sold under the trade name Xifaxan among others, is an antibiotic used to treat hepatic encephalopathy, irritable bowel syndrome, and traveler's diarrhea. Specifically it can be used to decrease the number of episodes of hepatic encephalopathy. It is not effective for a number of types of diarrhea including Salmonella. It is taken by mouth.

Common side effects include nausea, headache, and abdominal discomfort. Other side effects may include joint pain, mood changes, swelling, skin rash, and Clostridium difficile colitis. Use in pregnancy is not recommended while use during breastfeeding is believed to be safe for the baby. It is in the rifamycin family of medications.

Rifaximin was approved for medical use in the United States in 2004. In United States the dose for hepatic encephalopathy costs $1,864 per month as of January 2017. In the UK, 56 tablets of the 550mg dose costs the NHS around 260 pounds as of 2020. As of 2020 no generic version is available in the United States.