Immunotherapy usually involves either allergen extracts given to the patients by typical allergic shots or sublingually (drops under the tongue). If you choose to take injections, its a regime of at least 15 weeks of weekly shots, followed by 3 years of monthly injections. However, if you choose sublingual therapy, its just 1 shot every 6-12 months! However, do note that they both have its own pros and cons. PS: Check out the link I used below for more information.
Immunotherapy
Biological therapy or immunotherapy, with the potent, immune system protein interferon alpha, is used to relieve the symptoms of WM.
Immunotherapy
immunotherapy: the herbs echinacea (Echinacea spp.) and astragalus or milk-vetch root (Astragalus membranaceus ) may possibly help to strengthen the immune system.
During the late 1990s, researchers in countries including the United States, France, and Russia began researching the effect of bee venom immunotherapy on humans.
Immunotherapy is a treatment process used for various chronic conditions such as allergies and cancer. This involves rehabilitating and training the body's immune system to respond appropriately to various stimuli. For example, in allergen immunotherapy, the patient is slowly given increasing doses of the allergen to allow the immune system to slowly become tolerant to the allergen.
Venom immunotherapy is the process of injecting venom to treat various conditions. The most common form of venom immunization is bee venom therapy (BVT), with honeybee venom or stingers used to treat conditions.
When protection against a recent infection or disease is needed immediately.
biotherapy/immunotherapy
in patients who have received massive doses of radiation and chemotherapy.
In 2001, a study was made of immunotherapy with diphencyprone to treat alopecia areata.
I hope the link helps, just click on the immunotherapy section in the treatment area of the article.