Vilitra 20 is a medicine that helps to cure a man from the problem of erectile dysfunction that stores is his ability to recover. However, several researches have shown that it is not one of the permanent methods to cure an individual from the problem of erectile dysfunction, but this drug can still provide a hard erection during the period of s*xual intercourse and keep it active in the body of a man for about 5 hours. The generic substance present in this drug is known as vardenafil which helps in providing optimal blood flow to the penis of an individual through which he can have a hard erection for a longer time.