Fildena 150 mg is a worldwide treatment primarily used for erectile dysfunction (impotence) in men. Sildenafil is the active ingredient in this tablet. The medicine works by sending enough blood to the penis, which ensures a firm erection in the man. It helps every one to get and maintain a strong erection for sexual activity. This medicine is recommended only for men aged 18 or older. This medicine works best on an empty stomach so you should take this medicine on an empty stomach or with light food. This medicine can be used 1 hour before sexual intercourse and enjoy a satisfactory erection.