Sildenafil is used to treat men who have erectile dysfunction (also called sexual impotence). Sildenafil belongs to a group of medicines called phosphodiesterase 5 (PDE5) inhibitors.
Sildenafil is also used in both men and women to treat the symptoms of pulmonary arterial hypertension.& such as that occurring during sexual intercourse.
This medicine is available only with your doctor's prescription.