Vidalista 20 Tablet - How Does Vidalista 20 Tablet Work?  Vidalista 20mg Tablet is a medicine to treat erectile dysfunction in men. It works best if taken half an hour before sexual activity. It should not be taken with nitrate drugs like nitroglycerin, amyl nitrite or isosorbide mononitrate. It should also not be taken with medications that reduce blood pressure, including...