Fildena 50 is used to treat the serious problem of erectile dysfunction in men. The main ingredient in this drug is sildenafil. The main function of this drug is to increase the blood flow in the pancreatic region so that the erection lasts longer and is maintained. You should take this medicine within 30 to 40 minutes of sexual intercourse. The effect of this drug lasts for 5 hours after taking the drug. Visit our store cutepharma for more information.