Fildena Double 200 is an erectile dysfunction treatment medication that works by regulating the blood flow in blood vessels for a better erection. Fildena Double 200 has a strength of Sildenafil Citrate 200 mg. Fildena Double 200 mg is a class PDE inhibitor medication containing the active ingredient Sildenafil Citrate. It is used for erectile dysfunction treatment, a condition in which the correct erection of the penis doesn’t occur. Fildena Double 200 works by regulating the blood flow in blood vessels for a better erection.