Doctor insights on:
How Long Do Allergies Usually Last
Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more
Why do allergy shot injections last for only about 10 years? Is there anything else that lasts longer?
We do not know: Some patients get lifelong relief from allergy shots, while others never seem to be able to stop them. Most patients get a least 10 years of relief from 3-5 years of shots. ...Read more
Long, long time: Shrimp allergies tend to persist compared to other food allergies. Even when cooked, the major shrimp allergen is resistant to heat. Shrimp (and other shellfish) are more likely to cause severe allergic reactions like anaphylaxis. The major shrimp allergen called tropomyosin (in the meat/muscle) can cross react with house dust mite. The reaction has nothing to do with iodine. ...Read more
Seasonal allergy: As the terminology says, it would last until the season is over. I suppose what you refer to as seasonal allergy is seasonal allergic rhinoconjunctivitis or hay fever like diseases. You should check with your local allergist to see if it is the case and which seasons you are likely to be affected. ...Read more
24 hours or less: Claritin, and its generic form - Loratadine - generally lasts about 17 hours. Thus, taking it in the morning (which is safe to do as it is non-drowsy) should get you through the majority of the day. If it does not, talk to your doctor about adding a topical nasal steroid spray. ...Read more
Received a depomedrol shot today 80mg, in my bottom, for allergies & sinus issues. When will it kick in and how long will it last?
About 6 hrs: You should get some effects in about 6 hrs but the peak effect takes a day or two In general, I would advise against getting cortisone shots for a sinus infection especially for someone with anxiety & BP issues since nasal steroid likely works better with no serious side effects. If you have frequent sinusitis and allergies, best to consult an allergist. ...Read more
How long does seasonal allergies last? I still have an awful cough and i don't know what this means.
Depends: Where you live, how long the seasons are, what other allergens you may be allergic to (mold during winter) see an allergist for treatment. Good luck! ...Read more
Going to allergist to be checked for enviremental allergies and to cats/dogs, what do they do? How long does it last? What should I bring
Usually skin testing: With skin testing the allergist usually pricks the skin with a small amount of the material you may be allergic to. A positive test is a hive. Sometimes the allergist will also test by injection a very small amount of the potential allergic material in the skin, .One must be off antihistamines for 3 days or more. Blood tests can be done if one can't do skin tests. Often, it takes 1-3 hours ...Read more
I took an allergy pill and i think i am having a allergic reaction and i was wondering how long it will last. The reason why i think that is i got the?
Please re-submit: Hard to know if the reaction is to the allergy pill or something else and the remainder of the question is cut-off. Thanks for using HealthTap! ...Read more
One day to years: If the dust mite exposure is avoided, symptoms may resolve in a few hours without treatment. If there has been significant, prolonged exposure, it may take weeks or months to resolve without treatment. If the mold exposure cannot be avoided, the symptoms will last indefinitely. ...Read more
Bee sting allergy: You can get an immidiate allergic responce and it can cause swelling of the larynx and you need Epinephrine injection, late resonce can be swelling, itching and rash at the site of sting and meds like Benadryl (diphenhydramine) and local treatment will be enough.If you have known allergy to bee sting, you should carry Epipen at all times.It may clear in 48 to 72 hours. ...Read more
Can last days-wks: Allergies last depending on underlying cause. An skin allergy test can help understand what is cause and how long it will last. There are many treatment options: cold NP artificial tears, ant itch/histamine or mast cell stabilizer drops OTC and by RX. See Eyedoc2020.blogspot.com for full list. ...Read more
Eye allergy: Some people will have eye allergies only for a particular season, such as spring or fall. Others will have allergies all year round. ...Read more
It depends: Not to be vague in answering your question, but just because a patient has a "mild" allergy does not mean that a severe reaction cannot occur. Several things can affect a reaction. However, most swelling reactions resolve within 24 hours. If not, please see your doctor immediately. Also, if you have experienced tongue or throat swelling, see your doctor immediately as well. ...Read more
Woke up this morning and one side of my face was swollen. I think it is allergy related but I'm not sure. How long will the swelling last?
I got an epipen (epinephrine) for a severe pineapple allergy. How long will it last, what would you recommend?
Epi: They usually last a year but need to check expiration date on device itself. Keep out of extreme temperatures ( do not leave in hot car, freezer, etc) ...Read more
My 2 yo woke up w/a prod cough. Is it possible it's allergies or can I expect it to get worse w/fever?We are going on vacation, how long will it last?
Yes,unknown,unknown: Many parents face this issue as you prepare to leave home and your support system for care. A 2 yo is expected to get 5-7 respiratory infections per year and occasionally react to irritant exposures/allergic triggers. At the beginning, the eventual outcome of early coughing is unpredictable.Plan ahead and have the phone contact info for your pcp on hand. Phone management or advice can help. ...Read more
Ditropan (oxybutynin) had me itching last day taking it was thursday i'm still itching how long until its out my system for itching to stop took allergy med zyrtec?
Hard to say: Acute symptoms due to a specific exposure can last for one to two hours; less if treated immediately with antihistamines. But dust mite allergen is very common in the environment, so continued exposure throughout the night and day can cause continuous symptoms. If taking an antihistamine on a regular basis doesn't help, see your primary physician or allergist. ...Read more
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