Definition of "cetirizine" []

• A major metabolite of hydroxyzine, an antihistamine used in the treatment of allergies, hay fever, angioedema, and urticaria. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "They include antihistamine tablets and nasal sprays, which calm the body's allergic reaction - older tablets can cause drowsiness, so choose a newer type such as cetirizine or loratadine, both of which can be bought over the counter."
• "Note: Fexofenadine (Allegra) and cetirizine (Zyrtec) are antihistamines without anti-cholinergic effects, but may cause sedation."
• "Still, if loratadine doesn't relieve your allergy symptoms, nonprescription Allegra could be an option to consider, along with cetirizine Zyrtec and generic, another related—but more expensive—antihistamine available without a prescription."