Refaxinol 200 Tablet is an antibiotic medication used to treat infectious diarrhea by killing and stopping harmful bacteria growth in the intestines. It can be taken alone or in combination with other medicines and should be taken at the same time each day. Side effects like vomiting, headache, constipation, fever, abdominal pain, and nausea are temporary and go away during treatment. Urine may become reddish, but is normal. Before treatment, inform your doctor if you are pregnant, breastfeeding, have liver, kidney, or heart problems, or have any allergies.