A good option is if you are unable to have successful sex in your sex life due to impotence. Using Malegra will help you a lot. The main ingredient of this medicine is sildenafil citrate. This pill increases the blood flow in the blood vessels of the penis and helps in getting a better erection during intercourse. But take this only once in 24 hours as overuse of this medicine can harm the body. Also, if you have any liver or heart-related problems, consult your doctor first. Children and women should not use this medicine. Only men above 18 years of age take this pill. You can buy this medicine online from pharmev.com. Here you will get medicines at a 20% discount.