Megaburn is a brand name for generic Buy Megaburn 120mg. Megaburn is manufactured by Leeford and contains the active ingredient Orlistat 120 mg. Orlistat 120 mg is used in the treatment of obesity. Orlistat prevents your body from absorbing the fat from the food you eat. By reducing the amount of fat that is absorbed, Orlistat can help you to lose weight more easily.