Allergies - Symptoms and causes - Mayo Clinic 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 get treatment for your allergy symptoms If, for instance, you're allergic to pollen, stay inside with windows and doors closed when pollen is high
Allergies - Diagnosis and treatment - Mayo Clinic 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 system's reaction and ease symptoms Your healthcare professional might suggest medicine in the form of pills or liquid, nasal sprays, or eye drops Immunotherapy
Allergic Diseases - Overview - Mayo Clinic 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 allergy, medication (drug) allergy, latex allergy, primary immunodeficiency, chronic sinusitis, stinging insect allergy, eosinophil-associated diseases and other allergic responses
Anaphylaxis - Symptoms causes - Mayo Clinic 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 stings Anaphylaxis causes the immune system to release a flood of chemicals that can cause you to go into shock — blood pressure drops suddenly and the airways narrow, blocking breathing Signs and symptoms
Allergy medications: Know your options - Mayo Clinic 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 Here are the different types of medicine options available to treat allergies Talk with a healthcare
Food allergy - Symptoms and causes - Mayo Clinic 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 such as hives, swollen airways and digestive problems In some people, a food allergy can cause severe symptoms or even a life-threatening reaction known as anaphylaxis
Hay fever - Symptoms and causes - Mayo Clinic 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 cold, hay fever isn't caused by a virus Hay fever is caused by an allergic response to a harmless outdoor or indoor substance the body identifies as harmful (allergen)
Drug allergy - Symptoms and causes - Mayo Clinic 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 more likely with certain medicines The most common symptoms of drug allergy are hives, rash and fever But a drug allergy also may cause serious reactions This includes a severe, life-threatening
Aspergillosis - Symptoms causes - Mayo Clinic Allergic reaction Some people with asthma or cystic fibrosis have an allergic reaction to aspergillus mold This allergic reaction is called bronchopulmonary aspergillosis Symptoms of this condition include: Fever Wheezing A cough that may bring up blood or mucus Worsening asthma