Facts you should know about eye allergies Most allergic eye conditions are more irritating than dangerous. Allergic or vernal keratoconjunctivitis may result in scarring of the cornea and vision problems. Itchy, watery eyes are probably allergic eyes. Topical antihistamine/decongestant preparations are effective and safe for mildly itchy, puffy, red eyes. Patanol, a topical mast-cell stabilizer,...
The allergic cascade facts Share Your Story The allergic response is usually very selective for specific allergens. T- and B-lymphocytes play important roles in the allergic reaction. Mast cells and basophils release a variety of chemical mediators and cytokines that cause allergic inflammation. In an allergic cascade, the immediate or "early" phase allergic reaction is...
Facts you should know about stinging insect allergies Severity of reactions to stings varies greatly. Most insect stings do not produce allergic reactions. Anaphylactic reactions are the most serious reactions and can be fatal. Anaphylactic reactions can cause swelling of the tongue, hoarseness, difficulty breathing, and loss of consciousness. Itching, hives, skin flushing, and tingling...
How Often Are Allergy Shots Given? Allergy shots are given regularly (in the upper arm), with gradually increasing doses. When starting immunotherapy, you will need to go to your healthcare provider once or twice a week for several months. The dose is increased each time until the maintenance dose is reached. If the shots are...
What is chronic sinusitis? Chronic sinusitis has several potential causes. Sinuses are hollow spaces in the skull. Chronic sinusitis occurs when the tissue lining the facial sinuses becomes inflamed for at least three months. Chronic sinusitis usually involves nasal airway swelling (rhinitis). Hence, it is also called chronic rhinosinusitis (CRS). Chronic sinusitis usually occurs as...
Since avocado is classified as a fruit and not a tree nut, you should be able to eat avocados even if you have a nut allergy Since avocado is classified as a fruit and not a tree nut, you should be able to eat avocados even if you have a nut allergy. However, some studies...
Generic drug: epinephrine Brand name: Adrenaclick What is Adrenaclick (epinephrine), and how does it work? Adrenaclick is a disposable, prefilled automatic injection device (auto-injector) used to treat life-threatening, allergic emergencies including anaphylaxis in people who are at risk for or have a history of serious allergic emergencies. Each device contains a single-dose of epinephrine. Adrenaclick...
Yes, it is possible to suddenly become allergic to cats, since various allergies can develop at any point in your life, such as a pet allergy. A person can develop allergies at any point in time throughout their life. It’s not always clear why some people develop allergies later in life when they didn't have...
Anaphylaxis facts Readers Comments 40 Share Your Story There were 21 cases reported, or about 1 in 11.1million doses, after the Pfizer-BioNTech COVID vaccine. Source: CDC https://www.cdc.gov/mmwr/volumes/70/wr/mm7002e1.htm. Anaphylaxis is the most severe allergic reaction and is potentially life-threatening. Anaphylaxis is rare. The vast majority of people, even those with allergies, will never have an anaphylactic reaction. Common...
What are the main food allergy facts? According to the American Academy of Asthma, Allergy, and Immunology, eight foods are responsible for most food allergies are milk, eggs, fish, peanuts, shellfish, soy, tree nuts, and wheat. Food allergy is not common but can be serious. Food allergy differs from food intolerance, which is far more...