Fildena 150 mg Tablet is intended to treat conditions such as erectile dysfunction or impotence. This medication contains sildenafil, which aids in increasing blood flow to the tissues of the penis. This medication helps men control powerful erections during sexual intercourse. Fildena 150 mg can be taken either before or after a meal. This medication is only taken by men over the age of 18. Take this medication only once every 24 hours, as prescribed by your doctor. You can take this medication with water. This medication has a 4- to 6-hour duration of action.