Your Side Effects May IncludeViagra side effects
sildenafil
This side effect is printed on the FDA label for Viagra. It was a question in our daily quiz, where you pick the real side effect from four choices.
Seeing the world with a blue tint
The little blue pill can make everything look a little blue.
“abnormal vision, such as changes in color vision (such as having a blue color tinge) and blurred vision”
Get help right away for sudden vision loss in one or both eyes, or an erection that lasts more than 4 hours.
462 reports to the FDA's adverse event system mention blue-tinted or other color-changed vision. A report is not proof the drug caused it. See the query
From quiz No. 1 · September 25, 2026 · Play that quiz →
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Not medical advice. Don't stop or start a medication because of a quiz. Talk to your doctor or pharmacist. Label text and report counts from openFDA. Not affiliated with any drug maker.