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  1. Respiratory syncytial virus vaccine (intramuscular route)

    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 have a …

  2. Allergies - Symptoms and causes - Mayo Clinic

    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, treatments can …

  3. Meningococcal vaccine (intramuscular route) - Mayo Clinic

    Apr 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 have a …

  4. Food allergy - Symptoms and causes - Mayo Clinic

    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, …

  5. Lisinopril (oral route) - Side effects & dosage - Mayo Clinic

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

  6. Monosodium glutamate, also called MSG: Is it harmful? - Mayo Clinic

    Monosodium glutamate, also called MSG, is used to make food taste better. Glutamate is a form of the amino acid glutamic acid. Both are naturally in food such as cheese, tomatoes, mushrooms and …

  7. Drug allergy - Symptoms and causes - Mayo Clinic

    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 drug allergy is …

  8. Milk thistle - Mayo Clinic

    May 21, 2025 · Milk thistle is a plant named for the white veins on its large prickly leaves. One of the active ingredients in milk thistle called silymarin is extracted from the plant's seeds. Silymarin is …

  9. Pneumococcal 20-valent conjugate vaccine (intramuscular route)

    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 (Streptococcus …

  10. Propranolol (oral route) - Side effects & dosage - Mayo Clinic

    Nov 1, 2025 · Serious skin reactions can occur with this medicine. Check with your doctor right away if you have blistering, peeling, or loose skin, red skin lesions, severe acne or skin rash, sores or ulcers …