Megalis is a new and very popular drug from Swiss Pharm that is successfully applied for the treatment of erectile dysfunction. Megalis can help you to deal with all forms of erectile dysfunction even with severe ones. Its main active ingredient is Tadalafil, it is well-known by another famous ED drug called Cialis. Megalis acts the same, but has some advantages, like faster action time and longer lasting effect. I was also reported that Magalis has fewer side effects. It is available in the form of tablets, each tablet contains 20 mg of Tadalafil. In Malaysia, there are four packs with 16, 20, 24 and 36 pills in each package.