Allergy immunotherapy (AIT) is an effective treatment for allergic asthma and rhinitis, as well
as venom-induced anaphylaxis. In addition to reducing symptoms, AIT can change the
course of allergic disease and induce allergen-specific immune tolerance. In current clinical
practice immunotherapy is delivered either subcutaneously or sublingually; some allergens,
such as grass pollen, can be delivered through either route, whereas others, such as
venoms, are only delivered subcutaneously. Both subcutaneous and sublingual …