Fildena 120 Tablet is a prescription medication containing 120 mg of sildenafil citrate, used to treat erectile dysfunction (ED) in adult men. It works by increasing blood flow to the penis during sexual stimulation, helping achieve and maintain a firm erection. Fildena 120 should be taken 30 to 60 minutes before sexual activity or as directed by a healthcare provider, and not more than once within 24 hours. Common side effects include headache, flushing, dizziness, nasal congestion, indigestion, and temporary vision changes. Always use this medication under the guidance of a qualified healthcare provider.