Vigora is the best remedy for the treatment of sexual problems like erectile dysfunction or impotence. Sildenafil citrate is the main active component included in this pill. Its main purpose is to achieve a natural erection during sexual activity. So you can have great sex with your love lady. This pill helps to increase the bloodstream into the penis. With the help of medicine, you can maintain an erection during sexual sessions. This pill should not be used by children and women and only by men 18 years and above.