Vidalista 20 is used to treat impotence or erectile dysfunction (ED) in men. Taking this pill increases blood flow to the penis. And from which excitement also arises. With the use of this tablet within 30 minutes of activation and the stimulation lasts longer. The effect of this drug lasts for 4 to 5 hours. The effect of this drug lasts for about 36 hours. This drug is very effective.