Tadalafil acts as the active ingredient in Vidalista tablets. Vidalista is taken one hour before sex. The effect lasts for 36 hours after taking it. With the use of Tadalafil you can get a solution to your sex related problem and feel better about sex. These tablets are also found in different strengths. Vidalista is to keep away from small children and pets. These tablets are the best drug used by men.