If you can't achieve a strong erection during your sex, you are suffering from a sexual problem. This problem is known as erectile dysfunction (ED). If left untreated it can be a serious problem and affect your sex life. But if you use vigora 50 you will definitely benefit a lot. This pill is useful in enhancing and increasing the blood flow in the blood vessels of the penis. Overuse of this medicine can harm the body so use this medicine only as advised by your doctor. Children and women should not use this pill.