Symptoms happen soon after you're exposed to an allergen. The most common are:
Allergy shots. American College of Allergy, Asthma & Immunology website. Available at: https://www.aaaai.org/conditions-and-treatments/library/allergy-library/allergy-shots-(immunotherapy). Accessed February 14, 2020.
Allergic rhinitis. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T116217/Allergic-rhinitis. Updated July 9, 2018. Accessed February 14, 2020.
Allergic rhinitis treatment. Asthma and Allergy Foundation of America website. Available at: https://www.aafa.org/allergy-treatments/. Updated March 2018. Accessed February 14, 2020.
Last reviewed September 2019 by
EBSCO Medical Review Board Marcin Chwistek, MD
Last Updated: 2/14/2020