Aug 1, 2025 · This vaccine may cause serious allergic reactions, including anaphylaxis, which can be life-threatening and require immediate medical attention. Tell your doctor right away if you …

Aug 24, 2024 · Allergic reactions vary from person to person. They can range from minor irritation to a life-threatening emergency called anaphylaxis. While most allergies can't be cured, …

Jun 21, 2025 · Overview A blood transfusion is a common procedure for receiving donated blood or components of blood. The blood is delivered through a narrow tube placed within a vein. A …

Apr 1, 2025 · Description Meningococcal vaccine is an active immunizing agent used to prevent infection caused by certain groups (A, B, C, W, and Y) of meningococcal bacteria (Neisseria …

Apr 16, 2025 · Anaphylaxis is a severe, potentially life-threatening allergic reaction. It can occur within seconds or minutes of exposure to something you're allergic to, such as peanuts or bee …

Aug 30, 2024 · Food intolerance and other reactions A food intolerance or a reaction to another substance you ate may cause the same symptoms as a food allergy does — such as nausea, …

Mar 1, 2025 · Description Pneumococcal 20-valent conjugate vaccine is an active immunizing agent used to prevent infection caused by certain types of pneumococcal bacteria …

Nov 9, 2024 · Overview A drug allergy is the reaction of the immune system to a medicine. Any medicine — over-the-counter, prescription or herbal — can trigger a drug allergy. However, a …

Oct 1, 2025 · This medicine may cause serious types of allergic reactions, including anaphylaxis. Anaphylaxis can be life-threatening and requires immediate medical attention.

Jun 4, 2020 · To help people with a wide range of allergic diseases, allergy specialists at Mayo Clinic locations offer comprehensive treatment for asthma, hay fever (allergic rhinitis), food …