비아그라에 대한 자세한 참고 사항
The most common side effects of VIAGRA: headache; flushing; upset abdomen; irregular eyesight, including changes in colour vision (such as having a blue shade tinge) and blurred eyesight; stuffy or runny nose; again suffering; muscle ache; nausea; dizziness; rash.Drug interactions may alter how your medications do the job or increase your danger fo