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OLOPATADINE HYDROCHLORIDE vs TELDRIN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 19, 2026·How we rate

Possible drug interaction. OLOPATADINE HYDROCHLORIDE and TELDRIN are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Rating

66/100
70/100

Pharmacy pays

$1.23 /g

Type

RX
RX

Active ingredient

OLOPATADINE HYDROCHLORIDE
CHLORPHENIRAMINE MALEATE

Dosage forms

Solution, Drops, Spray/Inhaler, Spray/Inhaler, metered
Capsule, extended release

Drug class

Histamine-1 Receptor Antagonist
Histamine-1 Receptor Antagonist

Boxed warning

None
None

Treats

Allergic Conjunctivitis
Perennial Allergic Rhinitis, Urticaria

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Frequently asked questions

Which is better-rated, Olopatadine Hydrochloride or Teldrin?

By our independent rating, Teldrin scores higher — 3.5 vs 3.3 out of 5 for Olopatadine Hydrochloride. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Olopatadine Hydrochloride and Teldrin?

Olopatadine Hydrochloride 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.