
Allergies - Symptoms and causes - Mayo Clinic
Aug 24, 2024 · Prevention Preventing allergic reactions depends on the type of allergy you have. General measures include the following: Stay away from known triggers. Do this even if you …
Allergies - Diagnosis and treatment - Mayo Clinic
Aug 24, 2024 · Often, this is the most important step in preventing allergic reactions and curbing symptoms. Medicines. Depending on your allergy, medicines can help turn down your immune …
Allergic Diseases - Overview - Mayo Clinic
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 …
Anaphylaxis - Symptoms & causes - Mayo Clinic
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 …
Food allergy - Symptoms and causes - Mayo Clinic
Aug 30, 2024 · Overview Food allergy is an immune system reaction that happens soon after eating a certain food. Even a tiny amount of the allergy-causing food can trigger symptoms …
Allergies - Doctors and departments - Mayo Clinic
Aug 24, 2024 · Allergy symptoms can range from mild to severe, even life-threatening. Find out what treatments and prevention tips can help.
Hay fever - Symptoms and causes - Mayo Clinic
Aug 13, 2024 · Overview Hay fever, also called allergic rhinitis, causes cold-like symptoms. These may include a runny nose, itchy eyes, congestion, sneezing and sinus pressure. But unlike a …
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 …
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 …
Pet allergy - Symptoms & causes - Mayo Clinic
Sep 5, 2025 · Pet allergy is an allergic reaction to proteins found in an animal's skin cells, saliva or urine. Symptoms of pet allergy include those common to hay fever, such as sneezing and …