시알리스 - 개요
The most typical Unwanted side effects of VIAGRA: headache; flushing; upset tummy; abnormal eyesight, including modifications in shade vision (for instance possessing a blue coloration tinge) and blurred vision; stuffy or runny nose; again ache; muscle mass ache; nausea; dizziness; rash.unexpected eyesight loss in a single or both equally eyes. Sud