NOT KNOWN FACTS ABOUT RCE

The commonest Unwanted side effects of VIAGRA: headache; flushing; upset abdomen; abnormal eyesight, for example adjustments in color eyesight (which include using a blue shade tinge) and blurred vision; stuffy or runny nose; again ache; muscle mass discomfort; nausea; dizziness; rash.The most common Unwanted side effects of VIAGRA: headache; flush