CHILDREN'S ZYRTEC HIVES RELIEF vs PATADAY ONCE DAILY RELIEF

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 16, 2026·How we rate

Attribute	CHILDREN'S ZYRTEC HIVES RELIEF	PATADAY ONCE DAILY RELIEF
Rating	70/100	New
Pharmacy pays	$0.06 /mL	$1.23 /g
Type	RX	OTC
Active ingredient	CETIRIZINE HYDROCHLORIDE	OLOPATADINE HYDROCHLORIDE
Manufacturer	Kenvue Brands	Alcon
Dosage forms	Tablet, chewable	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 relief 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

Tablet, chewable

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 Relief and Pataday Once Daily Relief?

Children's Zyrtec Hives Relief 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.