Fildena Super Active is a medication that is only meant to be used by men with Erectile Dysfunction. It should be taken as directed by a healthcare professional and should not be used in conjunction with other medications without consulting a doctor first. Possible side effects include changes in vision, headaches, and indigestion. It is also important to store the medication at room temperature and to check the expiry date before taking it. Sildenafil Citrate, the active ingredient in Fildena Super Active 100, works by increasing blood flow to the penis and relaxing the muscle in penile blood vessels. It also helps to alleviate the symptoms of Pulmonary Hypertension by relaxing the blood vessels in the lungs. It is important to take sildenafil as directed by a healthcare professional for the best results.