PATADAY ONCE DAILY RELIEF vs TELDRIN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 15, 2026·How we rate

Attribute	PATADAY ONCE DAILY RELIEF	TELDRIN
Rating	New	70/100
Pharmacy pays	$1.23 /g	—
Type	OTC	RX
Active ingredient	OLOPATADINE HYDROCHLORIDE	CHLORPHENIRAMINE MALEATE
Manufacturer	Alcon	Glaxosmithkline
Dosage forms	Solution	Capsule, extended release
Drug class	Histamine-1 Receptor Antagonist	Histamine-1 Receptor Antagonist
Boxed warning	None	None
Treats	Allergic Conjunctivitis	Perennial Allergic Rhinitis, Urticaria

pataday once daily relief teldrin

Rating

New

70/100

Pharmacy pays

$1.23 /g

—

Type

OTC

Active ingredient

OLOPATADINE HYDROCHLORIDE

CHLORPHENIRAMINE MALEATE

Manufacturer

Alcon

Glaxosmithkline

Dosage forms

Solution

Capsule, extended release

Drug class

Histamine-1 Receptor Antagonist

Boxed warning

None

Treats

Allergic Conjunctivitis

Perennial Allergic Rhinitis, Urticaria

Get teldrinhigher-rated option

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Frequently asked questions

What is the difference between Pataday Once Daily Relief and Teldrin?

Pataday Once Daily Relief contains Olopatadine Hydrochloride, while Teldrin contains Chlorpheniramine Maleate — 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.