Skip to content
ppharmaranks
Menu

ALLEGRA ALLERGY vs CLARINEX

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Rating

New
New

Pharmacy pays

~$7.33 /30
~$8.60 /30

Type

OTC
RX

Active ingredient

FEXOFENADINE HYDROCHLORIDE
DESLORATADINE

Dosage forms

Tablet
Tablet

Drug class

Histamine-1 Receptor Antagonist
Histamine-1 Receptor Antagonist

Boxed warning

None
None

Half-life

about 14 hours (label: mean elimination half-life 14.4 hours)

Treats

Perennial Allergic Rhinitis, Urticaria
Seasonal Allergic Rhinitis, Perennial Allergic Rhinitis, Urticaria

Get allegra allergyhigher-rated option

Advertising disclosure: Some links are affiliate links. We may earn a commission at no extra cost to you. This never affects our independent ratings.

Get treatment online

Licensed online providers — consult & get prescribed if eligible.

Where to buy

Buy over-the-counter from trusted retailers.

Frequently asked questions

Which is cheaper, Allegra Allergy or Clarinex?

Allegra Allergy costs pharmacies less to acquire — about $7.33 vs $8.60 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Allegra Allergy and Clarinex?

Allegra Allergy contains Fexofenadine Hydrochloride, while Clarinex contains Desloratadine — 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.