Fildena 50mg should be stored properly to maintain its effectiveness and shelf life. Keep the tablets in their original packaging at room temperature, ideally between 20C to 25C (68F to 77F). Avoid storing it in bathrooms or near sinks where humidity levels are high. Do not use Fildena 50mg past its expiration date, and safely dispose of any unused or expired tablets as directed by a pharmacist or healthcare provider.