비아그라에 대한 궁극적인 가이드
The most common Unwanted effects of VIAGRA: headache; flushing; upset belly; irregular vision, for example variations in shade vision (which include having a blue coloration tinge) and blurred vision; stuffy or runny nose; again discomfort; muscle mass ache; nausea; dizziness; rash.For seniors: The kidneys, liver, or coronary heart of older Grownup