Sildenafil acts as the active ingredient in Fildena 50. These pills are to be taken a few minutes before sexual intercourse. The effect of the indigestion medication that is taken lasts for several hours. By taking fildena 50, you will be able to easily and affordably get the drug for your ED problem. These tablets should be taken once every 24 hours. Sildenafil acts as the active ingredient in these pills. For more information, visit our online site. The best tablets for solving sex-related problems.