Dosage guidance for Children's Zyrtec Allergy Relief syrup is: Ages 2 to under 6: Take 2.5 milliliters (mL) once a day. If ...
oral Cetirizine , , and are used in adults and children at least 6 years of age. oral tabletcapsuleoral disintegrating tablet Cetirizine and can be used in adults and children at least 2 years of age.