What indicates an allergic reaction?
Most allergic reactions are mild, consisting of watery and itchy eyes, a runny nose, itchy skin, and some sneezing. Rashes (including hives) are common and often itch. Hives , also called urticaria, are small, red, slightly elevated areas of swelling (wheals) that often have a pale center.
What body part causes allergic reaction?
Your immune system overreacts by producing antibodies called Immunoglobulin E (IgE). These antibodies travel to cells that release chemicals, causing an allergic reaction. This reaction usually causes symptoms in the nose, lungs, throat, sinuses, ears, lining of the stomach or on the skin.
What are the symptoms of an allergic reaction?
Common symptoms of an allergic reaction include: sneezing and an itchy, runny or blocked nose (allergic rhinitis) itchy, red, watering eyes (conjunctivitis) wheezing, chest tightness, shortness of breath and a cough.
Can a person have an allergic reaction on their face?
Your body interprets the allergen as foreign or harmful, and it attacks it as a form of protection. You can have an allergic reaction on any part of your body. The face is a common site for allergic reactions involving your skin.
Can a person get anaphylaxis from an allergy?
Although allergic reactions can be a nuisance and hamper your normal activities, most are mild. Very occasionally, a severe reaction called anaphylaxis can occur. The symptoms vary depending on what you’re allergic to and how you come into contact with it.
How does an allergy affect the whole body?
Read more about diagnosing allergies. In rare cases, an allergy can lead to a severe allergic reaction, called anaphylaxis or anaphylactic shock, which can be life threatening. This affects the whole body and usually develops within minutes of exposure to something you’re allergic to.
What to take if you have an allergic reaction?
There are many things you can do at home to treat a rash from an allergic reaction. For example, you could use an itch-relieving cream or lotion, or take an oral antihistamine to reduce your symptoms. Bathing in a soothing substance, such as baking soda, may help as well.
What to do if you have an allergic skin reaction?
For allergic reactions that cause skin symptoms, including those associated with allergens found in animal saliva, poisonous plants, drugs, chemicals and metals, additional treatment options include: Topical corticosteroid creams or tablets. Corticosteroids contain steroids that reduce inflammation and itching. Moisturizing creams. Emollient creams with soothing ingredients, such as calamine can treat skin reactions. Bite or sting medication. Ice pack.
What to do in the event of an allergic reaction?
If you took a medication and are now having difficulty breathing or any other symptoms that have you concerned, seek medical help immediately. For allergic reactions which cause rashes and hives, your doctor will likely recommend a topical steroid cream which you can purchase over the counter at your local pharmacy.
What to expect after an allergic reaction?
The most common signs and symptoms of an allergic reaction include: Cough, difficulty or irregular breathing, wheezing, itchy throat or mouth, and difficulty swallowing. Nausea, vomiting, abdominal pain, and diarrhea. Itchiness, red bumps or welts on the skin (hives), and skin redness.