Malegra has been used to treat erectile dysfunction. Sildenafil citrate is the main ingredient in this medicine. The use of this drug slowly loosens the tight muscles in the body and increases blood flow to the muscles. So that erection can be easily achieved and prolonged during sexual intercourse. This medicine is 100% safe and effective. So that the problem of ED can be solved quickly. The effect of this drug is usually within 30-40 minutes.