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Levocetirizine (By mouth)

Levocetirizine (lee-voe-se-TIR-a-zeen)

Treats symptoms of hay fever and hives.

Brand Name(s):

Xyzal

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

Do not use this medicine if you have had an allergic reaction to levocetirizine or cetirizine. Do not use this medicine if you have end-stage kidney disease or if you are on dialysis treatment. Do not give this medicine to children 6 months to 11 years of age with kidney disease.

How to Use This Medicine:

Liquid, Tablet

  • Take your medicine as directed. This medicine is usually taken in the evening.
  • Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

If a dose is missed:

  • Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

How to Store and Dispose of This Medicine:

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
  • Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.
  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • Make sure your doctor knows if you use ritonavir (Norvir®) or theophylline (Theo-Dur®).
  • Tell your doctor if you use anything else that makes you sleepy. Some examples are allergy medicine, narcotic pain medicine, and alcohol.
  • Do not drink alcohol while you are using this medicine.

Warnings While Using This Medicine:

  • Make sure your doctor knows if you are pregnant or breastfeeding, or if you have kidney disease, an enlarged prostate, lesions in your spinal cord, or problems urinating.
  • This medicine may make you dizzy or drowsy. Do not drive, use machines, or do anything else that could be dangerous until you know how this medicine affects you.
  • Call your doctor if your symptoms do not improve or if they get worse.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
  • Decrease in how much or how often you urinate, painful urination

If you notice these less serious side effects, talk with your doctor:

  • Diarrhea or constipation
  • Dizziness or drowsiness
  • Fever, runny or stuffy nose, sore throat, and body aches
  • Lack or loss of strength
  • Unusual tiredness or weakness

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088


Last Updated: 12/4/2014


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