비아그라 - 개요
The commonest Uncomfortable side effects of VIAGRA: headache; flushing; upset abdomen; irregular vision, which include alterations in color eyesight (such as using a blue colour tinge) and blurred eyesight; stuffy or runny nose; back suffering; muscle agony; nausea; dizziness; rash.In the course of your Viagra procedure, think about preserving note