Vidalista 80 mg is a medication used to treat erectile dysfunction (ED) in men. It contains 80mg of Tadalafil per tablet. Tadalafil is a type of medication called a phosphodiesterase type 5 (PDE5) inhibitor, which works by relaxing the smooth muscles in the blood vessels of the penis, allowing for increased blood flow. This increased blood flow results in an erection when the penis is sexually stimulated.