The active ingredient in the Vigora 100 mg tablet is sildenafil, which is recommended for men suffering from erectile dysfunction and impotence.This drug should be taken by men 30 minutes before their sexual intercourse. This drug helps men to have a hard longer erection in their sex life.So men from all over the world prefer to take this medicine so you too can buy this medicine from medypharma.com and make your sexual life happy.