Sildenafil citrate acts as the main ingredient in vigora. This medicine is one of the best and most popular pills to solve the problem of erectile dysfunction (ED). This drug is mainly consumed by men above 18 years of age. Also, the main function of this drug is to gradually relax the blood vessels in the male penis and increase the blood flow in it. So that you can enjoy an amazing sex life with a strong erection during prolonged intercourse with your partner. If you want to see the effect of this medicine quickly, take it on an empty stomach, as eating fatty food reduces the effectiveness of the medicine. Buy this medicine today and keep your ED problem away.