Doctor insights on:
How Long Do Allergies Usually Last
Essentially allergies occur when your immune system goes crazy and decides to has to fight against things it should be ignoring. The immune system of people without allergies simply ignores the pollen in the air or the dander on their cat while an allergic person's immune system creates cells to fight against the pollen or dander. The allergic reaction causes the ...Read more
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
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
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
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
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
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