Fildena Professional is a medication primarily used to treat erectile dysfunction (ED) in men. It contains Sildenafil Citrate, which works by increasing blood flow to the penis, helping men achieve and maintain an erection when sexually aroused. While Fildena can be highly effective in treating ED, like all medications, it can cause side effects. It is important to recognize these side effects early, understand how to manage them, and know when to seek medical advice. This article will guide you through the common and serious side effects of Fildena Professional and how to manage them effectively. Fildena Professional is a popular medication prescribed to treat erectile dysfunction. It contains Sildenafil Citrate, which is the active ingredient also found in Viagra.