Men with erectile dysfunction (ED) or impotence may benefit from taking Tadalista 20. This medication contains the active ingredient tadalafil, which is part of a group of drugs known as phosphodiesterase type 5 (PDE5) inhibitors. Tadalafil helps increase blood flow to the penis, which helps men achieve and maintain an erection during sexual activity. Tadalista 20 is available in tablet form, to be consumed orally with water. The recommended dose is one tablet per day, taken 30 minutes before physical activity. It should not be taken more than once a day. Like all medications, Tadalista 20 may cause side effects. The most common side effects include headaches, flushing, dizziness, stomach upset, and back pain. These side effects are usually mild and go away within a few hours. Read more medicine: Sildalist 120mg | Malegra 100