What You Should Know About Tadacip 20 Mg Tadacip 20 mg is a phosphodiesterase type 5 inhibitor, which means it helps to relax the muscles and improve blood flow to certain areas of the body. It's used to treat erectile dysfunction and pulmonary arterial hypertension. In terms of erectile dysfunction, Tadacip 20 mg can help men who have difficulty getting and maintaining an erection. For...