Malegra 100 is commonly used to treat ED problems in men. This medicine contains an ingredient called sildenafil citrate. Works by helping the muscles in the artery wall. The effect of this medicine usually lasts for 3-4 hours. Alcohol should not be consumed while taking this medicine. This medicine is used only in men above 18 years of age. You can buy this pill online from pharmacy and also read malegra 100 review for happy and satisfying sex life. It is more advisable to take this medicine 1 hour before sexual activity.