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  1. Anaphylaxis: Causes, Symptoms, Diagnosis & Treatment

    What is anaphylactic shock? A person who has an anaphylactic reaction can go into anaphylactic shock when their blood pressure …

  2. Anaphylaxis - Wikipedia

    Anaphylactic shock is associated with systemic vasodilation that causes low blood pressure, which is by definition 30% lower than …

  3. ANAPHYLACTIC Definition & Meaning - Merriam-Webster

    Aug 20, 2026 · The meaning of ANAPHYLACTIC is of, relating to, affected by, or causing anaphylaxis or anaphylactic shock.

  4. Anaphylaxis - Symptoms & causes - Mayo Clinic

    Apr 16, 2025 · It can occur within seconds or minutes of exposure to something you're allergic to, such as peanuts or bee stings. …

  5. Anaphylactic Shock: Symptoms, Causes, Risks, and Treatment

    Jul 24, 2025 · Anaphylactic shock is a life threatening reaction to an allergen that causes a sudden drop in blood pressure and …

  6. Anaphylactic Reactions - Allergies and Immune Disorders - Merck …

    Anaphylactic reactions are sudden, widespread, potentially severe and life-threatening allergic reactions. Anaphylactic reactions …

  7. Anaphylaxis - Johns Hopkins Medicine

    Anaphylaxis, also called allergic or anaphylactic shock, is a sudden, severe and life-threatening allergic reaction that involves the …

  8. Anaphylaxis - NHS

    Anaphylaxis is a life-threatening allergic reaction that happens very quickly. It can be caused by food, medicine or insect stings. Call …

  9. Anaphylaxis: Causes, Symptoms, and Diagnosis - Healthline

    Jun 12, 2026 · Anaphylaxis is a life threatening allergic reaction that can happen within minutes after exposure to venom, food, or …

  10. Quick Facts:Anaphylactic Reactions - Merck Manual Consumer Version

    Anything you’re allergic to can cause an anaphylactic reaction. The most common causes include: Medicine, such as penicillin. …