시알리스에 대해 거의 알려지지 않은 사실
Sildenafil can reduce blood flow to your optic nerve of the eye, leading to unexpected vision loss. This has transpired in a little number of folks getting sildenafil, most of whom also experienced heart disease, diabetes, large hypertension, high cholesterol, or specific pre-current eye challenges, As well as in those who smoked or were more than