Men who suffer from erectile dysfunction take a medication called Malegra 25. This medication works wonders for impotence. This medication aids in boosting blood flow to the penile tissues. Malegra is available for purchase from our store online. Sildenafil, a component in this medication, encourages men to sustain their erections during sexual activity. Males over the age of 18 should be the only ones using this medication. This medication takes four to six hours to take effect. Follow your doctor's advice when taking this medication.