Levocetirizine
Xyzal (levocetirizine) is a second-generation antihistamine used to treat symptoms of seasonal and perennial allergies, including sneezing, runny nose, itchy/watery eyes, and skin itching or hives. It works by blocking histamine H1 receptors to reduce allergic reactions. This medication is available by prescription and is typically taken once daily.
Xyzal is a prescription antihistamine used to treat allergy symptoms like sneezing, runny nose, and itchy eyes.
Key facts at a glance
- RxNorm
- 398335
- Generic
- Xyzal
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment of seasonal allergic rhinitis (hay fever), perennial allergic rhinitis, and chronic idiopathic urticaria (hives/itchy skin rash) in adults and children.
Xyzal is a selective H1 receptor antagonist that blocks histamine from binding to H1 receptors, thereby reducing allergic symptoms such as sneezing, itching, runny nose, and watery eyes.
May cause drowsiness in some individuals; avoid alcohol and operating machinery until you know how it affects you. Not recommended for children under 6 years without medical advice. Inform your doctor of any kidney problems before use.
Official drug label
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This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 24, 2026. · Read our editorial policy