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Brand Name: Allegra

Generic Name: fexofenadine

This medicine is used to treat or prevent symptoms of allergies
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What is this medicine?

Allegra (fex oh FEN a deen) is an antihistamine. This medicine is used to treat or prevent symptoms of allergies. It is also used to help reduce itchy skin rashes and hives.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • kidney disease
  • an unusual or allergic reaction to fexofenadine, terfenadine, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

Take this medicine by mouth. Follow the directions on the prescription label. Shake well before using. Use a specially marked spoon or dropper to measure each dose. Ask your pharmacist if you do not have one. Household spoons are not accurate. Take your medicine at regular intervals. Do not take your medicine more often than directed.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 6 months old for selected conditions, precautions do apply.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

  • antacids
  • erythromycin
  • grapefruit, apple, or orange juice
  • ketoconazole
  • magnesium-containing products

What should I watch for while using this medicine?

Visit your doctor or health care professional for regular checks on your health. Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
  • breathing problems
  • chest pain
  • fast heartbeat
  • infection or fever

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • cough
  • drowsiness
  • dry or irritated nose, mouth, or throat
  • headache
  • menstrual changes
  • pain
  • stomach upset, nausea

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 20 and 25 degrees C (68 and 77degrees F). Protect from moisture. Throw away any unused medicine after the expiration date.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.


All visitors to AARP.org should seek expert medical care and consult their own physicians for any specific health issues. Read this disclaimer in its entirety.
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Note: This information is not intended to cover all possible uses, precautions, interactions, or adverse effects for this drug. If you have question about the drug(s) you are taking, check with your health care professional.
 
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