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Related Concept Videos

Allergic Reactions02:06

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Hypersensitivity, also known as a hypersensitivity reaction or allergic reaction, is a condition where the body's immune system reacts abnormally to a foreign substance. Such substances, that cause hypersensitivity are referred to as an allergen, could be something typically harmless to most people, like pollen or certain foods.
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Allergic reactions related to drugs are hypersensitivity responses driven by the immune system and bear no connection to the drug's therapeutic action. While drugs in isolation do not trigger an immune response, they can interact with endogenous proteins to form antigens. These antigens stimulate lymphocytes to produce antibodies. IgE-type antibodies attach themselves to mast cells. Upon subsequent exposure to the same stimulus, the antigen-antibody interaction is initiated, unleashing...
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Updated: Jun 20, 2025

Symptom Assessment of Patients with Allergic Rhinitis Using an Allergen Exposure Chamber
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Food Allergy: Labelling and exposure risks.

Nora Odisho1, Tara F Carr1, Heather Cassell1

  • 1From the Division of Pulmonary, Allergy, Critical Care & Sleep Medicine, University of Arizona, Tucson, Arizona.

Journal of Food Allergy
|July 18, 2024
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Summary
This summary is machine-generated.

Patients with food allergies must carefully read food labels, including "Contains" statements, to avoid undeclared allergens. Precautionary labels are not regulated and do not guarantee allergen-free products, posing a continued risk.

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Area of Science:

  • Food science
  • Allergy and immunology
  • Public health

Background:

  • The U.S. Food and Drug Administration (FDA) regulates food allergen labeling under the Food Allergen Labeling and Consumer Protection Act of 2006.
  • Mandatory labeling covers major allergens: milk, egg, peanut, tree nuts, wheat, soybeans, fish, and crustacean shellfish.

Purpose of the Study:

  • To highlight the importance of accurate food allergen labeling for patients with food allergies.
  • To educate patients and families on effectively reading food labels and understanding advisory statements.

Main Methods:

  • Review of U.S. food allergen labeling regulations.
  • Analysis of common labeling practices, including ingredient lists, "Contains" declarations, and precautionary advisory statements.

Main Results:

  • Patients must read both ingredient lists and "Contains" statements for accurate allergen identification.
  • Precautionary advisory statements are voluntary, unregulated, and do not reliably indicate allergen contamination.

Conclusions:

  • Undeclared food allergens and misinterpretation of precautionary labels remain significant risks for individuals with food allergies.
  • Effective patient education on food label comprehension is crucial for managing food allergy risks.