Doctor insights on:
What Happens In Immunotherapy
Tolerance: Immunotherapy is a treatment that involves exposure of the immune system to gradually increasing doses of an allergen to which the person is allergic. During this gradual increase in dose the immune system becomes tolerant or resistant to the exposure reducing the symptoms that a person has on exposure to those allergens in nature. ...Read moreSee 2 more doctor answers
Immunotherapy is also known as Allergy shots. Encompasses subcutaneous, patch or sublingual treatment with increasing amounts of specific allergen. Used for allergic rhinitis, allergic asthma, and hymenoptera hypersensitivity (and in ongoing trials for food allergy). Specific IgE-mediated disease must be proven. Indications are lack of symptom control despite medication/avoidance, reduce risk of anaphylaxis, or ...Read more
Many ways: The best characterized mechanisms are induction of specific t suppressor cells to down regulate the immune response to allergens, and the generation of IgG "blocking" antibodies that bind allergens before they can bind to ige on the surface of mast cells to trigger histamine release. ...Read moreSee 2 more doctor answers
Benefit >risk: Immunotherapy can be risky in some settings. When done right by a board certified allergist in a controlled setting with a gradual build up risks are rare. Reactions can always occur as you are being injected with something to which you are allergic. That is why all shots are given in a doctors office with a doctor on site and all patients must wait 30 minutes after their injections. ...Read moreSee 1 more doctor answer
5 years: Most people see results in as little as 9-12 months, and nearly maximum results by three years, and a full course of therapy is 5 years. Symptoms often start to come back three to five years after stopping immunotherapy, so some patients prefer to continue the shots for much longer than 5 years. ...Read moreSee 2 more doctor answers
Allergy immunotherap: Immunotherapy or allergy shots are a frequently used procedure to treat allergic rhinitis and asthma. In the hands of well trained allergists selecting the correct patients to go on immunotherapy, this can be a very effective tool in reducing allergic symptoms and need for medications. ...Read moreSee 1 more doctor answer
Many: By changing your immune system to make you less allergic, rather than just treating the symptoms like medications do, immunotherapy is far more effective than medications. You'll also be able to tolerate unexpected exposures (going to the home of a friend of a friend who has cats) without pre-medicating. It reduces the risk of developing or worsening asthma, whereas medications alone do not. ...Read moreSee 1 more doctor answer
Varied side effects: Radioimmunotherapy such as zevalin or Bexxar can have multiple side effects: infusion reactions such as fevers, rigors, blood pressure changes, shortness of breath can occur. Serious side effects include low blood counts (fatigue, infections), new blood cancers, skin reactions, impaired fertility. ...Read moreSee 2 more doctor answers
"Allergy shots": Encompasses subcutaneous, patch or sublingual treatment with increasing amounts of specific allergen. Used for allergic rhinitis, allergic asthma, and hymenoptera hypersensitivity (and in ongoing trials for food allergy). Specific IgE-mediated disease must be proven. Indications are lack of symptom control despite medication/avoidance, reduce risk of anaphylaxis, or economic value (vs medication) ...Read moreSee 2 more doctor answers
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