Tadarise is a drug for the treatment of erectile dysfunction (ED) in men. Tadalafil is a drug that treats erectile dysfunction by relaxing the muscle tissue of blood vessels and increasing blood flow to the sexual organs. This medicine works effectively if taken 30 minutes or 1 hour before intercourse. You can take this medicine before or after food. The effect of this medicine lasts for 4 to 6 hours. Take this medicine as per the doctor's advice.