Fildena Tablets is an orally-available drug that is taken by mouth. Don't split, break the tablet, or chew it. Take one tablet and normal water once each day for 24 hours. Don't drink any alcohol or fruit juices during the course of treatment. After taking this medication an erection could last up to up to 4 hours. It is essential to take the Fildena150 and 50 medicine at least 50-60 minutes prior to the sexual exercise. The effectiveness begins after 1 hour of taking tablets.