Tadora contains sildenafil as an active ingredient. It is taken for the problem of erectile dysfunction in men. This drug is used to maintain sexual erection in men for a long time. Taking this medicine strengthens and relaxes the blood vessels of men. It is important to consult a doctor before taking Tadora. This medicine is taken 30 minutes before sexual intercourse. The effect of this medicine is observed for 4 to 5 hours.