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AllergenDefinition: An allergen is a substance that can cause an allergic reaction. Allergens are substances that, in some people, the immune system recognizes as "foreign" or "dangerous" but cause no response for most people.
Information: Common allergens include: - chemicals and plants
- drugs (such as antibiotics, serums)
- foods (such as milk, chocolate, strawberries, wheat)
- infectious bacteria, viruses, and animal parasites
- inhalants (such as dust, pollen, perfumes, smoke)
- physical agents (such as heat, light, friction, radiation)
See also:
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| Review Date: 2/7/2005
Reviewed By: Frederic F. Little, M.D., Department of Allergy and Pulmonary/Critical Care Medicine, Boston University School of Medicine, Boston, MA. Review provided by VeriMed Healthcare Network.
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