Allergen immunotherapy (also termed hyposensitization therapy, immunologic desensitization, hyposensibilization, or allergen-specific immunotherapy) is a form of immunotherapy for allergic disorders in which the patient is vaccinated with increasingly larger doses of an allergen (substances to which they are allergic) with the aim of inducing immunologic tolerance. Allergen specific immunotherapy is the only treatment strategy which treats the underlying cause of the allergic disorder. It is a highly cost-effective treatment strategy which results in an improved quality of life and a reduction in allergic- and allergen-related asthma, as well as a reduction in days off school/work.
Allergen immunotherapy can either reduce the need for medication, severity of symptoms or eliminate hypersensitivity altogether. Therapy can be administered under the tongue (sublingually) or by injections under the skin (subcutaneous). Allergen-specific immunotherapy is the only known treatment option that is known to modify the allergy disease process (with a possible chance of curing the disease), whereas other therapies merely suppress the... Read More