Sildenafil acts as the active ingredient in Malegra professional drug. Malegra Professional is taken 1 hour before sex. The effect lasts for 5-6 hours after taking. It is important to consult a doctor before taking Malegra Professional. Malegra Professional is the best drug for solving sex related problems. Malegra Professional is widely used. Malegra Professional is to keep away from small children and pets.