Flagyl 400mg Tablets are an antibacterial and antiprotozoal medication containing Metronidazole, a powerful active ingredient that effectively treats various bacterial and parasitic infections. It works by inhibiting the growth of harmful microorganisms, making it widely used for infections affecting the gastrointestinal tract, reproductive system, skin, and other areas of the body. This medication is commonly prescribed for conditions such as amoebiasis (intestinal and liver infections caused by amoeba), giardiasis, trichomoniasis, bacterial vaginosis, and certain anaerobic bacterial infections. It is also used in dental infections, surgical prophylaxis, and to treat Helicobacter pylori infections when combined with other antibiotics.