Xyzal vs. Allegra

Are Xyzal and Allegra the Same Thing?

Xyzal (levocetirizine dihydrochloride) and Allegra (fexofenadine hydrochloride) are antihistamines used to treat allergic symptoms of seasonal allergic rhinitis (sneezing, runny nose, itchy or watery eyes), and hives.

Both Xyzal and Allegra are available over-the-counter (OTC).

What Are Possible Side Effects of Xyzal?

Common side effects of Xyzal include:

Tell your doctor if you have serious side effecs of Xyzal including:

What Are Possible Side Effects of Allegra?

Common side effects of Allegra include:

Contact your doctor if you have serious but less common side effects of Allegra including

  • allergic reactions,
  • fever,
  • chills,
  • body aches,
  • cough, or
  • other flu symptoms.

What Is Xyzal?

Xyzal (levocetirizine dihydrochloride) is an antihistamine indicated for the relief of symptoms associated with seasonal allergic rhinitis in adults and children 2 years of age and older.

What is Allegra?

Allegra (fexofenadine hydrochloride) is an antihistamine used to treat allergic symptoms of seasonal allergic rhinitis (sneezing, runny nose, itchy or watery eyes), and urticaria (hives). Allegra is available as a generic drug.

QUESTION

Allergies can best be described as: See Answer

What Drugs Interact With Xyzal?

Xyzal may interact with alcohol, other medicines that can make you drowsy (cold or allergy medicine, sedatives, narcotics, sleeping pills, muscle relaxers, medicine for seizures, depression or anxiety). Xyzal may also interact with ritonavir or theophylline.

What Drugs Interact With Allegra?

Allergra may interact with alcohol, other medicines that can make you drowsy (cold or allergy medicine, sedatives, narcotics, sleeping pills, muscle relaxers, medicine for seizures, depression or anxiety). Allegra may also interact with ketoconazole or erythromycin.

How Should Xyzal Be Taken?

Xyzal is available as 2.5 mg/5 mL (0.5 mg/mL) oral solution and as 5 mg breakable (scored) tablets, allowing for the administration of 2.5 mg, if needed. Xyzal can be taken without regard to food consumption.

How Should Allegra Be Taken?

Do not use

if you have ever had an allergic reaction to this product or any of its ingredients.

Ask a doctor before use if you have

kidney desease. Your doctor should determine if you need a different dose.

When using this product

  • do not take more than directed
  • do not take at the same time as aluminum or magnesium antacids
  • do not take with fruit juices

Stop use and ask a doctor if

an allergic reaction to this product occurs. Seek medical help right away.

If pregnant or breast-feeding,

ask a health professional before use.

Keep out of reach of children.

SLIDESHOW

Could I Be Allergic? Discover Your Allergy Triggers See Slideshow

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Disclaimer

All drug information provided on RxList.com is sourced directly from drug monographs published by the U.S. Food and Drug Administration (FDA).

Any drug information published on RxList.com regarding general drug information, drug side effects, drug usage, dosage, and more are sourced from the original drug documentation found in its FDA drug monograph.

Drug information found in the drug comparisons published on RxList.com is primarily sourced from the FDA drug information. The drug comparison information found in this article does not contain any data from clinical trials with human participants or animals performed by any of the drug manufacturers comparing the drugs.

The drug comparisons information provided does not cover every potential use, warning, drug interaction, side effect, or adverse or allergic reaction. RxList.com assumes no responsibility for any healthcare administered to a person based on the information found on this site.

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You may also report negative side effects of prescription drugs to the FDA by visiting the FDA MedWatch website or calling 1-800-FDA-1088.

References

RxList. Xyzal Side Effect Drug Center.
https://www.rxlist.com/xyzal-side-effects-drug-center.htm
Allegra Consumer Product Information.
https://www.allegra.com/

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