Tadalista 20 is a drug used to treat male sexual problems. The main ingredient in this medicine is tadalafil. This drug works to relax the blood vessels and relax the muscles by increasing blood flow. This medicine can be taken only once a day. You can take this medicine 1 hour before intercourse and enjoy a satisfying erection. The effect of this medicine lasts for about 36 hours. You should avoid consuming cold drinks and alcohol while taking this medicine as it has direct side effects on your body and proves to be harmful to you. Using this medicine improves your sex life.