Erectile dysfunction is one such problem. Which is found in the male. Due to which he is unable to give sexual pleasure to his partner for a long time, So for such a man, the vilitra 20mg tablet is a boon to medicine. Which helps a man to get a hard longer erection in his sex life and eliminates the problem of erectile dysfunction and impotence. The effect of this medicine lasts for 24 hours so you should take this medicine only once a day.