비아그라 비밀
The commonest side effects of VIAGRA: headache; flushing; upset tummy; abnormal vision, which include variations in shade vision (which include getting a blue color tinge) and blurred eyesight; stuffy or runny nose; back suffering; muscle agony; nausea; dizziness; rash.unexpected eyesight decline in a single or the two eyes. Sudden eyesight decline