Can Zyrtec Cause Mental Issues? A Comprehensive Look at the Side Effects
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4 min read
While most people tolerate Zyrtec well for allergy relief, rare but documented reports suggest that the active ingredient, cetirizine, **can Zyrtec cause mental issues** such as anxiety or depression. A 2014 study found that cetirizine was associated with higher rates of depression and anxiety than other second-generation antihistamines. It is important for users to be aware of these potential, though uncommon, neuropsychiatric effects.
