Vidalista 20 is one of the most effective drugs for the treatment of erectile dysfunction. The drug begins to show its action in 10-15 minutes and remains in the body for up to 36 hours. Vidalista 40 is the best medicine for men to treat erectile dysfunction problems. Helps a man to get a firm erection for a long period of time during s*xual intercourse. Impotent men produce PDE-5 enzymes that prevent erection by reducing the production of cGMP. Vidalista 60 contains tadalafil as its main ingredient which helps to relax muscles and dilate blood vessels in the reproductive organ. Vidalista 80 or Vidalista 60 tablets belongs to the group of medicines called PDE-5 inhibitors. It prevents the production of PDE-5 enzymes and increases cGMP. This increase in cGMP allows free flow of blood into the male penis causing an erection. You can take only one tablet per week orally 30 minutes to 1 hour before s*xual activity with plenty of water. The effects of the drug can remain in the body for 36 to 48 hours, so another pill should be taken only after the full effects of  Vidalista Black 80 have worn off. Side effects caused by Extra Super Vidalista normally go away within of the 24 hours. If side effects persist, stop taking the drug and see a doctor right away.