Protogyn 500Mg Tablets Contain Tinidazole, An Antiprotozoal And Antibacterial Agent. This Medication Is Commonly Used To Treat A Variety Of Infections, Including: Parasitic Infections: Giardiasis, Intestinal Amoebiasis, Hepatic Amoebiasis, And Amebic Liver Abscess. Vaginal And Std-Related Infections: Bacterial Vaginosis And Trichomoniasis (Even Strains Resistant To Metronidazole). Surgical Prophylaxis: To Prevent Anaerobic Bacterial Infections During Surgery. Other Bacterial Infections: Including H. Pylori Eradication (In Combination With Other Medications) And Acute Necrotizing Ulcerative Gingivitis.