Erectile dysfunction is a sex problem. Due to this problem men cannot maintain sexual erection with their partner. Vilitra 20 medicine should be used to cure this problem. Taking this medicine increases the secretion of blood flow in men. Vilitra 20 contains vardenafil as an active ingredient. It is important to consult a doctor before taking this medicine. The effect of this medicine is observed for 4 to 5 hours. Vilitra 20 medicine is taken in different doses.