CHILDREN'S ZYRTEC HIVES vs PATADAY ONCE DAILY RELIEF

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 14, 2026·How we rate

Attribute	CHILDREN'S ZYRTEC HIVES	PATADAY ONCE DAILY RELIEF
Rating	70/100	New
Pharmacy pays	$0.06 /mL	$1.23 /g
Type	OTC	OTC
Active ingredient	CETIRIZINE HYDROCHLORIDE	OLOPATADINE HYDROCHLORIDE
Manufacturer	Kenvue Brands	Alcon
Dosage forms	Solution, Syrup	Solution
Drug class	Histamine-1 Receptor Antagonist	Histamine-1 Receptor Antagonist
Boxed warning	None	None
Half-life	about 8.3 hours (mean in healthy adults)	—
Treats	Perennial Allergic Rhinitis, Urticaria	Allergic Conjunctivitis

children's zyrtec hives pataday once daily relief

Rating

70/100

New

Pharmacy pays

$0.06 /mL

$1.23 /g

Type

OTC

Active ingredient

CETIRIZINE HYDROCHLORIDE

OLOPATADINE HYDROCHLORIDE

Manufacturer

Kenvue Brands

Alcon

Dosage forms

Solution, Syrup

Solution

Drug class

Histamine-1 Receptor Antagonist

Boxed warning

None

Half-life

about 8.3 hours (mean in healthy adults)

—

Treats

Perennial Allergic Rhinitis, Urticaria

Allergic Conjunctivitis

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Frequently asked questions

What is the difference between Children's Zyrtec Hives and Pataday Once Daily Relief?

Children's Zyrtec Hives contains Cetirizine Hydrochloride, while Pataday Once Daily Relief contains Olopatadine Hydrochloride — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.