Most of the men are unable to maintain an erection with their partner in their married life and suffer from the problem of erectile dysfunction. Malegra 100 should be used to treat this problem. Taking this medicine helps men to prolong sexual erection for a long time. Malegra 100 contains Sildenafil as an active ingredient. This medicine is available in different dosages. It is important to consult a doctor before taking this medicine. The effect of this medicine is observed for 4 to 5 hours.