Using vigora 50 can treat erectile dysfunction in men. Sildenafil is used as the main ingredient in this medicine which helps in increasing blood flow in the blood vessels. This medicine can be used one hour before sexual intercourse. With the help of this medicine, arousal is increased so a strong erection can be easily obtained. This medicine should be used only as needed. A doctor should be consulted for information on when and how to take this medicine. So visit our online store - erectilepharma.com.