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CHLOR-TRIMETON vs ZYRTEC HIVES

Independent side-by-side comparison.

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

Possible drug interaction. CHLOR-TRIMETON and ZYRTEC HIVES 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

New
70/100

Pharmacy pays

$0.06 /mL

Type

RX
RX

Active ingredient

CHLORPHENIRAMINE MALEATE
CETIRIZINE HYDROCHLORIDE

Dosage forms

Tablet, extended release, Injectable
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
Perennial Allergic Rhinitis, Urticaria

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Frequently asked questions

What is the difference between Chlor-Trimeton and Zyrtec Hives?

Chlor-Trimeton contains Chlorpheniramine Maleate, while Zyrtec Hives contains Cetirizine 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.