The 200 mg/500 mg Meganor tablet contains two antibiotics. Infections caused by bacteria and parasites are treated with it. A combination medication called Meganor 200 mg/500 mg Tablet is used to treat bacterial and parasitic diseases. It functions by eliminating and halting the development of the parasites and bacteria that are causing the infection. Usually, this medication helps you feel better quite soon. Even if you feel better, you should keep taking it as directed in order to ensure that all bacteria and parasites are eliminated and do not develop resistance.