👉 In medicine, an antianaphylactogen is a substance that blocks the production of antibodies by your immune system. This can lead to allergic reactions or anaphylaxis (an emergency when your body reacts violently to a foreign substance). Antianaphylactogens are used in allergy treatments and may include things like corticosteroids, immunosuppressants, and other medications. They are often given as part of a treatment plan for conditions like asthma, hay fever, or multiple
