Male sexual dysfunction (ED) and other issues are treated with Fildena . Men with ED who experience sexual dysfunction find it difficult to achieve and maintain a firm erection. Sildenafil, the active ingredient in Fildena, controls the PDE5 enzyme in the penis to improve blood flow through it.see Fildena side eFFects and then you can use it. Men's erections are aided by this increase in blood flow through the penis. The main cause of erectile dysfunction is an inadequate blood supply to the penile nerves. Remember that Fildena and Fildena 50 Mg cannot protect against syphilis, HIV, hepatitis B, or gonorrhea.