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  1. 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 …

  2. Doxycycline (oral route) - Side effects & dosage - Mayo Clinic

    Feb 1, 2026 · Serious skin reactions, including exfoliative dermatitis, erythema multiforme, Stevens-Johnson syndrome (SJS), toxic epidermal necrolysis, drug reaction with eosinophilia and systemic …

  3. Albuterol (inhalation route) - Side effects & dosage

    Feb 1, 2026 · Albuterol may cause serious allergic reactions, including anaphylaxis, which can be life-threatening and require immediate medical attention. Check with your doctor right away if you or your …

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

    Feb 1, 2026 · This medicine may cause serious allergic reactions, including anaphylaxis and angioedema, which can be life-threatening and require immediate medical attention. Call your doctor …

  6. Hydroxyzine (oral route) - Side effects & dosage - Mayo Clinic

    Feb 1, 2026 · For management of allergic reactions: Adults—25 milligrams (mg) 3 or 4 times a day. Children 6 years of age and older—50 to 100 mg per day given in divided doses. Children younger …

  7. Contact dermatitis - Symptoms and causes - Mayo Clinic

    May 2, 2024 · Contact dermatitis is an itchy rash caused by direct contact with a substance or an allergic reaction to it. The rash isn't contagious, but it can be very uncomfortable. Many substances can …

  8. Vancomycin (intravenous route) - Side effects & uses

    Feb 1, 2026 · Serious skin reactions, including toxic epidermal necrolysis, Steven-Johnson syndrome, drug reaction with eosinophilia and systemic symptoms (DRESS), acute generalized exanthematous …

  9. Epinephrine (injection route) - Side effects & dosage

    Feb 1, 2026 · Epinephrine injection is used for emergency treatment of severe allergic reactions (including anaphylaxis) to insect bites or stings, medicines, foods, or other substances.

  10. Kratom: Unsafe and ineffective - Mayo Clinic

    Jun 18, 2024 · Kratom is an herbal extract that comes from the leaves of an evergreen tree called Mitragyna speciosa. The tree grows in Southeast Asia. Kratom users can chew the tree's leaves, …