Zyrtec is an over-the-counter medication used to treat allergy symptoms. Zyrtec is also known by its drug name, Cetirizine.
Zyrtec is an antihistamine. Zyrtec is believed to work by blocking the action of histamines (chemicals associated with allergic reactions) in the body.
How do I take it?
Take Zyrtec as directed by your doctor, or follow the directions on the package.
Zyrtec comes in tablet, liquid gel capsule, dissolving tablet, and syrup forms.
The FDA-approved label for Zyrtec includes a warning that drowsiness may occur when taking this medication.
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