비아그라는 무엇을 의미합니까?
unexpected vision reduction in a single or both eyes. Sudden eyesight decline in a single or both eyes can be quite a indication of a serious eye difficulty termed non-arteritic anterior ischemic optic neuropathy (NAION). Cease getting VIAGRA and call your healthcare supplier at once When you have any sudden eyesight reductionTake sildenafil exactl