Men who experience difficulty achieving an erection use Malegra. This medication should only be used by men who are eighteen years of age or older. Sildenafil, the medication’s active ingredient, aids men in achieving a firm erection during sexual activity so they can enjoy it for longer. The half-life of this medication is 6 hours. You should take this medication with water. You can take this medication with or without food. Cold or fatty foods should not be consumed while taking this medication as they will reduce its effectiveness. You should take this medication as directed by your doctor.