The active component of this medication, Vidalista 40 , is known by its generic name, tadalafil. It is a member of the group of drugs known as phosphodiesterase type-5 inhibitors. It's very clear how this drug addresses erectile dysfunction. The Vidalista 40 mg tablet unclogs clogged arteries and dilates blood vessels. It facilitates the relaxation of the muscles and tissues in the pelvic area. As a result, by increasing the body's levels of cGMP and nitric oxide, it helps to relieve pressure on the muscle cells lining blood vessels. Vidalista pills helps the body and muscles become more relaxed, which helps the muscles achieve a flaccid state.