Vigora is used to treat erectile dysfunction (ED) or impotence problems. The active ingredient in the medicine is sildenafil citrate. With the use of this medicine, the tight muscles in the male penis gradually relax and the muscles get a better blood supply. So that during sexual intercourse, erection is easily achieved and lasts for a long time. This medicine will give you better sexual pleasure and your partner will also be very happy. This drug is more effective than other drugs. The effect of this medicine lasts for 4-6 hours. Take this pill 40 minutes before sex for the best results.