Fildena Super Activa is a drug used to deal with erectile dysfunction (ED) in men. It is a high-strength model of Fildena, with 200mg of Sildenafil Citrate, the essential ingredient.Sildenafil Citrate is a phosphodiesterase kind 5 (PDE5) inhibitor. It works by using enhancing blood drift to the penis, which helps a man get and maintain an erection in the course of sexual stimulation. By blocking off the PDE5 enzyme, Sildenafil Citrate helps loosen up the easy muscle mass in the blood vessels of the penis, which improves blood flow.