Allergies are conditions where the body reacts abnormally to a foreign substance. These reactions include skin or sinus irritation, gastrointestinal or respiratory distress, or more severe ailments. Treatment includes identifying and avoiding allergens that trigger symptoms, medication, and if necessary, developing an emergency action plan for severe attacks. The SIU Medicine Allergy Clinic is a specialized clinic focusing on evaluation and treatment of environmental and food allergies Comprehensive testing for allergies to dust, pollens, molds and animal dander Evaluation and testing for food