Tadarise 20 contains Tadalafil as an active ingredient. This medicine is used to treat erectile dysfunction and impotence in men. This drug helps men to maintain sexual erection with their partner for a long time. The effect of Tadarise 20 is observed for up to 36 hours. This medicine is taken 30 or 45 minutes before sexual intercourse. This medicine is taken in different doses. It is important to consult a doctor before taking this medicine.