A drug called Vidalista 40 mg is used to help erectile dysfunction (ED) in men. Tadalafil, which is the main ingredient, is a phosphodiesterase type 5 (PDE5) inhibitor, which is a type of drug. Vidalista works by bringing more blood to a man's groin area and relaxing the muscles in the blood vessels. This makes erections better and last longer. Vidalista 40 for sale is an anti-ED drug. It is taken by mouth, with or without food, about 30 minutes before doing something sexual.