비아그라는 무엇을 의미합니까?
VIAGRA includes sildenafil, which is similar medicine found in Yet another drug termed REVATIO. REVATIO is used to take care of a exceptional disorder referred to as pulmonary arterial hypertension (PAH).Sildenafil enhances the result of NO by inhibiting phosphodiesterase type 5 (PDE5), which happens to be answerable for degradation of cGMP in the