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Allergens, also called antigens, are substances that can trigger an
allergic reaction. Having allergies means that the body reacts to allergens as
a harmful foreign substance.
Allergens may be:
Allergy symptoms may be controlled by avoiding exposure to
allergens. Medicines and immunotherapy may help relieve symptoms or reduce the body's reactions to certain allergens.
Current as of:
February 20, 2015
E. Gregory Thompson, MD - Internal Medicine & Rohit K Katial, MD - Allergy and Immunology
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