Tadalista is mainly used for correcting erectile dysfunction disorder effectively. Tadalista is a treatment for men with erectile dysfunction. This is when a man cannot get, or keep a hard, erect penis suitable for sexual activity. Following sexual stimulation Tadalista works by helping the blood vessels in your penis to relax, allowing the flow of blood into your penis. The result of this is improved erectile function. Tadalista will not help you if you do not have erectile dysfunction. It is important to note that Tadalista does not work if there is no sexual stimulation. You and your partner will need to engage in foreplay, just as you would if you were not tacking a medicine for erectile dysfunction.