Sildenafil acts as the active ingredient in the drug Fildena Super Active. Fildena Super Active is mainly taken 1 hour before intercourse, after which the effect lasts for 4-5 hours. It is important to consult a doctor before taking Fildena Super Active. Fildena super active is to keep away from small children and pets. Take Fildena Super Active only once a day, Fildena Super Active is one of the best tablets in ED.