Rifampicin: Rifampin injection is given as an infusion

Rifampin injection is given as an infusion into a vein. Take rifampin oral on an empty stomach, at least 1 hour before or 2 hours after a meal. Take each dose with a full glass of water. A healthcare provider will give you rifampin injection. Rifampin, also known as rifampicin , belongs to the antimicrobial class of drugs. This medication is used to manage and treat diverse mycobacterial infections and gram-positive bacterial infections. Rifampicin is an antibiotic which is prescribed to treat a variety of serious infections. It is frequently prescribed to treat tuberculosis (TB). When prescribed in this way, it is usually prescribed as just one of a number of medicines to treat the infection. What Is Rifampin and How Does It Work? Rifampin is a prescription medication used for treatment of both tuberculosis and the meningococcal carrier state.