Sildenafil (Viagra, Revatio) is a moderately priced drug used to treat erection problems in men. In addition to Erectile Dysfunction or ED, it is also used to treat pulmonary arterial hypertension, a serious heart and lung condition.
Sildenafil (Viagra, Revatio) is a moderately priced drug used to treat erection problems in men. In addition to Erectile Dysfunction or ED, it is also used to treat pulmonary arterial hypertension, a serious heart and lung condition.