Rifaximin is an antibiotic that is used to treat certain gastrointestinal infections such as traveler’s diarrhea, irritable bowel syndrome (IBS) with diarrhea, and hepatic encephalopathy (a condition that can occur in people with liver disease). It works by inhibiting the growth of bacteria in the gut.

Benefits:

• Can be used to treat a variety of gastrointestinal infections

• Does not affect the beneficial bacteria in the gut, which can reduce the risk of antibiotic-associated diarrhea

• Has a low risk of drug interactions

Side Effects:

• Common side effects include abdominal pain, bloating, gas and headache

• Can cause allergic reactions, such as rash or hives, in rare cases

• Can cause the overgrowth of certain types of bacteria in the gut, which can lead to infection

Note: It should be used under medical supervision and not without prescription.