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Peanut allergen extract
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Peanut allergen extract

Generic name: peanut allergen extract [ PEE-nut-AL-er-jen-EX-tract ]
Brand name: Palforzia
Dosage forms: oral capsule (0.5 mg-1 mg; 12 mg daily-dose; 120 mg daily-dose; 160 mg daily-dose; 20 mg daily-dose; 200 mg daily-dose; 240 mg daily-dose; 3 mg daily-dose; 40 mg daily-dose; 6 mg daily-dose; 80 mg daily-dose); oral powder (300 mg)
Drug class:Allergenics

Medically reviewed by Drugs.com on Feb 9, 2022. Written by Cerner Multum.

What is peanut allergen extract?

Peanut allergen extract is used to help reduce the severity of an allergic reaction (including anaphylaxis) when you are accidentally exposed to peanuts. peanut allergen extract will not treat an allergic reaction that has already begun.

Peanut allergen extract is for use in adults and children at least 4 years old who have been diagnosed with an actual peanut allergy. Peanut allergen extract will not affect allergic reactions to other foods. Always seek emergency medical attention if you have an allergic reaction.

Peanut allergen extract is available only under a special program. You must be registered in the program and understand the risks and benefits of this medicine.

Peanut allergen extract may also be used for purposes not listed in this medication guide.

Warnings

You should not use this medicine if you have uncontrolled asthma, or problems with your esophagus or digestive tract due to increased eosinophils (a type of white blood cell).

Peanut allergen extract can cause a severe or life-threatening allergic reaction. Your doctor may prescribe epinephrine injection to keep on hand in case you have an allergic reaction.

Call your doctor or get emergency medical help if you have an allergic reaction, even if you have used epinephrine to treat it.

Before taking this medicine

You should not use peanut allergen extract if you have:

  • untreated or uncontrolled asthma; or

  • problems with your esophagus or digestive tract that are caused by higher than normal levels of eosinophils (a type of white blood cell).

You may not be able to use peanut allergen extract if:

  • you are unable to give yourself an epinephrine injection in the case of an allergic reaction; or

  • an allergic reaction would be life-threatening to you because of a medical condition you have or a medicine you use.

Tell your doctor if you have ever had:

  • asthma; or

  • any disease related to increased eosinophils.

Tell your doctor if you are pregnant or breastfeeding.

How should I take peanut allergen extract?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasi...