CHLOR-TRIMETON vs OPTIVAR

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Possible drug interaction. CHLOR-TRIMETON and OPTIVAR 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.

Attribute	CHLOR-TRIMETON	OPTIVAR
Rating	New	72/100
Pharmacy pays	—	$0.58 /mL
Type	RX	RX
Active ingredient	CHLORPHENIRAMINE MALEATE	AZELASTINE HYDROCHLORIDE
Manufacturer	Schering	Rising
Dosage forms	Tablet, extended release, Injectable	Drops
Drug class	Histamine-1 Receptor Antagonist	Histamine-1 Receptor Antagonist
Boxed warning	None	None
Treats	Perennial Allergic Rhinitis, Urticaria	Allergic Conjunctivitis, Perennial Allergic Rhinitis, Vasomotor Rhinitis

chlor-trimeton optivar

Rating

New

72/100

Pharmacy pays

—

$0.58 /mL

Type

Active ingredient

CHLORPHENIRAMINE MALEATE

AZELASTINE HYDROCHLORIDE

Manufacturer

Schering

Rising

Dosage forms

Tablet, extended release, Injectable

Drops

Drug class

Histamine-1 Receptor Antagonist

Boxed warning

None

Treats

Perennial Allergic Rhinitis, Urticaria

Allergic Conjunctivitis, Perennial Allergic Rhinitis, Vasomotor Rhinitis

Get optivarhigher-rated option

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Frequently asked questions

What is the difference between Chlor-Trimeton and Optivar?

Chlor-Trimeton contains Chlorpheniramine Maleate, while Optivar contains Azelastine 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.