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. Some people need medicines or allergy shots (immunotherapy) to
control their body's reactions to the allergens.
June 30, 2011
E. Gregory Thompson, MD - Internal Medicine & Rohit K Katial, MD - Allergy and Immunology
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