In lots of scenarios, professional medical follow-up information and facts was restricted. It is actually not possible to determine no matter if these claimed events are linked on to the usage of VIAGRA, towards the individual's underlying possibility factors for Listening to reduction, a mix of these elements, or to other factors [see WARNINGS AND

The most typical Unwanted side effects of VIAGRA: headache; flushing; upset stomach; irregular eyesight, for instance improvements in shade vision (such as using a blue colour tinge) and blurred vision; stuffy or runny nose; again soreness; muscle pain; nausea; dizziness; rash.sudden vision reduction in one or both of those eyes. Unexpected vision