비아그라는 무엇을 의미합니까?

VIAGRA contains sildenafil, which is the same medication present in A different drug termed REVATIO. REVATIO is used to treat a unusual disorder called pulmonary arterial hypertension (PAH).VIAGRA contains sildenafil, which is similar medicine present in another drug named REVATIO. REVATIO is used to treat a unusual disease named pulmonary arterial