What is Vidalista 20? Vidalista 20 is a generic medication that contains the active ingredient Tadalafil. It is used to treat erectile dysfunction (ED) and symptoms of benign prostatic hyperplasia (BPH) in men. Vidalista 20 belongs to a class of drugs known as phosphodiesterase type 5 (PDE5) inhibitors, which work by relaxing the muscles in the penis and increasing blood flow. How to work...