Find out about Rifaximin benefits, side effects, price, dose, how to use Rifaximin , interactions and contraindications रिफाक्सीमिन ( Rifaximin ) का इस्तेमाल लिवर के काम न करने के कारण होने वाली मस्तिष्क विकृतियों से बचाव, दस्त और आंत में जीवाणु संक्रमण के उपचार के लिए किया जाता है।. Rifaximin 400mg Tablet helps treat infectious diarrhea by targeting and stopping the growth of harmful bacteria in the intestines. This medicine interferes with the bacteria's ability to make important proteins they need to survive and multiply. Rifaximin 400mg tablets are an antibiotic used to manage hepatic encephalopathy (caused by toxin buildup due to liver dysfunction and potential brain damage) and infectious diarrhea.