Metrogyl 400 effectively fights bacterial infections by inhibiting their growth and spread, providing relief from symptoms and restoring health with its powerful antimicrobial properties. Metrogyl 400 is an antibiotic medication containing metronidazole, commonly used to treat a variety of bacterial and protozoal infections in the body. It belongs to the nitroimidazole class of antibiotics and works by disrupting the DNA of microorganisms, thereby inhibiting their growth and reproduction.