Your Side Effects May IncludeLunesta side effects
eszopiclone
This side effect is printed on the FDA label for Lunesta. It was a question in our daily quiz, where you pick the real side effect from four choices.
An unpleasant taste in your mouth
In trials, its most commonly reported side effect wasn't drowsiness or headache. It was a nasty taste.
“Most commonly observed adverse reactions (incidence ≥2%) were unpleasant taste, headache, somnolence”
Like Ambien, it can cause sleepwalking and sleep-driving. Stop and call your doctor if you do things you don't remember.
3,854 reports to the FDA's adverse event system mention an altered sense of taste. A report is not proof the drug caused it. See the query
From quiz No. 5 · September 29, 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.