Fildena 50 is used for the treatment of male sexual function problems known as erectile dysfunction. In other words, erectile dysfunction is also called impotence in men or the inability to achieve satisfactory penile erection. You take this medicine 30 minutes before intercourse so that you can enjoy intercourse with your partner. You can also take this medicine before or after a meal. Take this medicine with water but do not break or chew the medicine. Do not consume alcoholic beverages or fatty foods with this drug. Take this medicine as advised by your doctor. The effect of this drug lasts for 4 to 6 hours.