비아그라에 대한 자세한 참고 사항

VIAGRA includes sildenafil, which is similar medication present in One more drug identified as REVATIO. REVATIO is applied to deal with a exceptional ailment named pulmonary arterial hypertension (PAH).an erection that will not disappear (priapism). Should you have an erection that lasts more than 4 several hours, get medical enable instantly. If i