Tadacip 20 Tablet is a member of the class of medications known as phosphodiesterase type 5 (PDE 5) inhibitors, which are mainly used to treat benign prostatic hyperplasia (BPH) and erectile dysfunction (impotence). Occasionally, pulmonary arterial hypertension—high blood pressure in the lungs—is also treated with Tadacip 20 Tablet. The inability to maintain a firm, erect penis appropriate for intercourse is known as erectile dysfunction. The non-cancerous expansion of the prostate gland is known as benign prostatic hyperplasia, or prostate enlargement.