Doctor insights on:
Is it possible after hives occur from drug ingestion, resolved, then develope into. Sjs? I need the source regarding ur statement.
Yes: It is possible to develop hives to febreeze or any fragranced air freshener. Fragrance is a very common irritant to skin and it is possible to develop an allergy to anything at anytime. If you google "febreeze causing hives" you will find that numerous people have reported this. Discontinue use of febreeze and see your dermatologist if hives persist. ...Read more
Yes: Hives with direct skin contact is called "contact urticaria." this can occur with holding nearly any furry pet including rabbits. Other associated symptoms could be itchy watery red eye, runny, stuffy nose, sneezing and coughing. An allergist could confirm with testing if rabbit allergy is present, but it sure sounds likely. ...Read more
Is it possible to get hives for no reason? I have no allergies, but break out in them occasionally.
That's usually the case: Most of the time hives have no clear reason, there are different forms of hives (urticaria) with different known reasons, sometimes hidden, if you really suffer, having those hives more often and for prolonged periods, or not controlled, see an allergist. Check aaaai. Org or acaai. Org for an allergist in your area, good luck ...Read more
After years of taking Lisinopril and allegra, (fexofenadine) is it possible to develop hives from either or both when neither occurred previously?
Possible: It is technically possible to develop a reaction to a medication at any time. However, I would probably look for other causes first. ...Read more
No: These are two separate entities. It is often difficult to identify the cause of chronic hives, and less often for anaphylaxis. But unlike some other allergic phenomena, there is no progression from hives to anaphylaxis. The best step you can take is to see an allergist to try to understand why you're having hives. ...Read more
How much can a 170lb man take for allergic reaction; hives, swelling, possible trouble swallowing?
If you have trouble: Swallowing you may have something called angioedema, which is reactionary swelling of the mucosal surfaces and blood vessels, which can be serious enough to obstruct your breathing from throat swelling. Please proceed to the emergency room to be evaluated. Benadryl (diphenhydramine) taken at 25 or 50 mg oral doses may alleviate some swelling and itching. ...Read more
There are many causes of hives and these include infections, medications, bee/wasp stings, food allergies, environmental allergies, stress, cold temperatures, and exercise amongst other rarer causes. Oftentimes, hives are idiopathic, meaning there is no known cause.
For further evaluation and management, consultation with a board-certified allergist is recommended for evaluation and management. ...Read more
Depends: Hives can be acute and last less than 1 day- 1 week or they can be chronic lasting greater than 6 weeks. Acute hives often have a trigger- such as food, medication, bug bite, venom sting, or pet allergy. However, they can also coincide with infections and the cause may not be easy to identify. Hives that are chronic >6 weeks require evaluation by an allergist and often have no known cause. ...Read more
Well....: I think you mean to say will you keep getting hives "forever"? If you are clearly get hives when you come into contact some "offending agent" then every time you come into contact with it yes, you will get hives, and maybe worse. However, a lot of the time we are not able to determine why you get hives (or to what). See your dermatologist or allergist if it continues to be a problem. ...Read more
So Many Causes: There are a number of potential causes of hives (urticaria) which include: viral infections, parasitic infections, IgE-mediated allergic reactions like bee stings, medication allergy, latex allergy, food allergy, transfusion reactions, and contact reactions. Some meds/products can induce hives like narcotics, radiocontrast media, muscle relaxants, stinging nettle, physical stimuli, and foods. ...Read more