Zyrtec works to relieve allergy symptoms by blocking histamine ... Because Zyrtec-D is an extended-release or long-acting medication, tablets should be swallowed whole to ensure the medication ...

or four tablets (10 mg) once a day, depending on symptom severity. Dosage guidance for Children's Zyrtec Allergy Relief syrup ...

What is the best allergy medicine for adults that is nondrowsy? Any of the newer antihistamines, such as loratadine (Claritin, Alavert), desloratadine (Clarinex), cetirizine (Zyrtec ...

Cetirizine HCl 1mg/mL; grape flavor, and bubble gum (sugar- and dye-free) flavor. Dissolve tabs: may take with or without water. For doses <5mg: use syrup. <2yrs: not recommended. 2–6yrs ...