Vigora drug is mainly used to treat erectile dysfunction (impotence) in men. This medicine contains sildenafil citrate as an active ingredient. Consuming it just once can give very good results. This drug works faster than other drugs and increases the blood flow in the blood vessels in the penis of men and this gives them a better erection. So that one can enjoy a long sex life during sexual activity. The best time to take this medicine is 30-40 minutes before sexual activity. So that it can be effective. Also, if you are taking this pill, you should avoid consuming alcohol and follow a healthy diet so that you can get the best results.