ALLEGRA vs LEVOCETIRIZINE DIHYDROCHLORIDE
Independent side-by-side comparison.
Rating
New
New
Pharmacy pays
~$7.33 /30
$0.06 /mL
Type
RX
OTC
Active ingredient
FEXOFENADINE HYDROCHLORIDE
LEVOCETIRIZINE DIHYDROCHLORIDE
Manufacturer
Dosage forms
Suspension, Capsule
Solution, 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
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Frequently asked questions
What is the difference between Allegra and Levocetirizine Dihydrochloride?
Allegra contains Fexofenadine Hydrochloride, while Levocetirizine Dihydrochloride contains Levocetirizine Dihydrochloride — 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.