Vilitra 40 is a medication used to treat erectile dysfunction (ED) in men. It contains the active ingredient Vardenafil, which helps improve blood flow to the penis, enabling a man to achieve and sustain a firm erection when sexually stimulated. Sidalist is available in the form of oral tablets and should be taken as directed by a healthcare provider. It typically starts to work within 30-60 minutes after ingestion and can provide relief from ED for up to 4-5 hours. It is essential to note that Vilitra 40 requires sexual arousal to be effective and should not be used without a prescription.