The medical name for Extra Super Vidalista is Tadalafil and it belongs to the PDE-5 family of vasodilators. These drugs work by dilating the blood vessels in the body; Especially around the genital area. This, in turn, allows stronger blood flow to enable erection. Depoxetine is medically proven and approved in many countries for the treatment of premature ejaculation and allows sexual intercourse to last longer.