비아그라 기본 사항 설명
VIAGRA includes sildenafil, which is similar medication present in One more drug named REVATIO. REVATIO is utilised to treat a uncommon disease named pulmonary arterial hypertension (PAH).VIAGRA really should not be employed with REVATIO or with other PAH treatments that contains sildenafil or another PDE5 inhibitors (including Adcirca [tadalafil])