Vardenafil acts as an active ingredient in the drug Vilitra. Vilitra drug is mainly the best drug used by men. The action of this drug is similar to that of sildenafil and tadalafil. Consult a doctor before taking Vilitra drug. Vilitra drug is found in different strengths such as Vilitra 20, vilitra 60, vilitra 10, vilitra 40. Vilitra drug after taking its effect lasts for 2-3 hours.