Dosing for children may be different, too, so it's important to read the label for dosage guidance. As an antihistamine, ...

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 ...