Sildenafil acts as the active ingredient in the Malegra 100 drug. Malegra 100 is taken 1 hour before intercourse, after which the effect lasts for 4-5 hours. Malegra 100 is one of the best tablets of ED. Malegra 100 is one of the best tablets for men suffering from this erection problem. Malegra 100 is widely used. Malegra 100mg is one of the best tablets used by men. It is advisable to consult a doctor before taking Malegra 100 Mg.