The most common Unintended effects of VIAGRA: headache; flushing; upset stomach; irregular eyesight, for instance adjustments in color eyesight (for example getting a blue coloration tinge) and blurred vision; stuffy or runny nose; again soreness; muscle suffering; nausea; dizziness; rash.YouTube/Tim & Dee TV Hailey Welch, the "Hawk Tuah" Female, i