Rivagot (rifaximin) is an antibiotic used to treat certain intestinal infections in adults. Helps reduce symptoms of bloating, gas and abdominal pain caused by intestinal bacterial overgrowth. Rifagut is a safe and effective antibiotic that can be taken with food or alone. It comes in tablet form and can be purchased online from our website. Rifagot is great for treating intestinal infections and can help you feel better.