Side Effects of taking Viagra?

Viagra is one of the most controversial and widely discussed pharmaceutical drugs to have hit the market in the last 30 years. People most commonly use Viagra to treat erectile dysfunction.

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The most common side effects of VIAGRA are:

• headache.
• flushing.
• upset stomach.
• abnormal vision, such as changes in color vision (such as having a blue color tinge) and blurred vision.
• stuffy or runny nose.
• back pain.
• muscle pain.
• nausea.