
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 …
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 …
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, …
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 …
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 …
Alcohol intolerance - Symptoms & causes - Mayo Clinic
Sep 20, 2025 · Alcohol intolerance and alcohol allergy are different. True allergies to alcohol are rare. More commonly, symptoms related to alcoholic beverages might be an allergic reaction to something …
Prednisone (oral route) - Side effects & dosage - Mayo Clinic
Feb 1, 2026 · Prednisone is a corticosteroid (cortisone-like medicine or steroid). It works on the immune system to help relieve swelling, redness, itching, and allergic reactions. This medicine is available …
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 …
Anaphylaxis - Diagnosis & treatment - Mayo Clinic
Apr 16, 2025 · Anaphylaxis, a severe allergic reaction, is an emergency. Learn who's at risk, what to watch for and what to do when it occurs.
Allergy medications: Know your options - Mayo Clinic
Mar 28, 2025 · Allergy medicines are available as pills, liquids, inhalers, nasal sprays, eye drops, skin creams and shots, also called injections. Many allergy medicines are available without a prescription. …