The malegra 50 tablet is made from a powerful key ingredient called sildenafil citrate made by the famous Sunrise Remedies. Sildenafil clears the nerve barrier in Malegra And relaxes the blood vessels, thereby increasing blood circulation to the penis And the penis becomes tighter. This drug is used to treat erectile dysfunction and impotence.You should take this medicine 30 minutes before sexual intercourse.The effect lasts for 24 hours