Vidalista 40 mg is the right tablet to use for erectile dysfunction. Vidalista 40 mg is taken sometime before sex. After taking it, its effect remains for 36 hours. These pills are if you want to see the effect of these tablets soon, you should take them on an empty stomach because fatty food reduces the effectiveness of the drug. Vidalista 40 mg is the most effective drug among all ED drugs. These pills should be kept away from small children and pets.