Rifagut 200 MG Tablet is used for Traveler's Diarrhea, Liver Disease, Irritable Bowel Syndrome (Ibs) etc. Know Rifagut 200 MG Tablet uses, side-effects, composition, substitutes, drug interactions, precautions, dosage, warnings only on Lybrate.com Rifagut Tablet 200 mg is a non-aminoglycoside semi-synthetic antibacterial derived from rifamycin SV. It inhibits bacterial RNA synthesis by binding to the bacterial DNA-dependent RNA polymerase and has antibacterial activity against Escherichia coli (E. coli). Find out about Rifagut Tablet benefits, side effects, price, dose, how to use Rifagut Tablet, interactions and contraindications Rifagut 200 mg Tablet is a non-aminoglycoside semi-synthetic antibacterial derived from rifamycin SV. It inhibits bacterial RNA synthesis by binding to the bacterial DNA-dependent RNA polymerase and has antibacterial activity against Escherichia coli (E. coli).