비아그라에 대해 거의 알려지지 않은 사실

unexpected vision decline in a single or the two eyes. Unexpected vision decline in a single or each eyes might be a indicator of a significant eye dilemma called non-arteritic anterior ischemic optic neuropathy (NAION). Halt taking VIAGRA and simply call your Health care supplier at once In case you have any sudden eyesight declineThe following de