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ZYRTEC® Allergy Relief Tablets

Use only as directed.
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Use only as directed.

Each antihistamine tablet contains 10 mg Cetirizine HCl to relieve your worst allergy symptoms, indoors and out, for a full 24 hours.

Get allergy relief that starts working faster than Claritin® on the first day you take it.*

*ZYRTEC® starts working at hour 1 and Claritin® starts working at hour 3 based on the first dose on the first day of a 2-day study in two pollen chamber studies. All third-party trademarks are property of their respective owners.

This website contains current product information and may differ from the information on the product packaging you may have. If you have any questions, please contact the Consumer Care Center (CCC) at 1-800-343-7805

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Everyday Tips To Manage Your Allergies

ZYRTEC® ALLERGYCAST® app

Discover Your Allergy Forecast With Zyrtec®

See pollen counts and weather near you. Download the ZYRTEC® ALLERGYCAST® app for an on-the-go pollen forecast and allergy tracker tool.

Struggling with outdoor allergies? Get all the information you need on spotting the signs and managing your symptoms.
Compare Zyrtec® to Other Over the Counter Allergy Medicines

Compare Zyrtec® to Other Over the Counter Allergy Medicines

See how ZYRTEC® is different than other OTC medicines. ZYRTEC® works fast and stays strong day after day on both indoor and outdoor allergy symptoms. Learn about the differences between ZYRTEC® and some other allergy medicine brands, such as XYZAL®, Claritin®, Allegra®, Flonase®, Nasacort® and ClariSpray®.