Rifagut tablets contain rifaximin, an antibiotic medication used to treat specific bacterial infections.  It targets infections in the gut, like traveler's diarrhea caused by E. coli bacteria.  Additionally, it can be used for hepatic encephalopathy, a complication of severe liver disease causing confusion and forgetfulness.  While generally well-tolerated, Rifagut can cause side effects like nausea, headache, or stomach upset.  It's important to note that Rifagut is a prescription medication and should only be taken under a doctor's supervision to ensure it's the right treatment for your infection and to discuss potential side effects rifagut antibiotic tablets.