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What Is The Typical Length Of Time For An Allergic Reaction
Depends.: An acute allergic reaction to a food, drug or insect sting begins in a few minutes & lasts 2 to 48 hours. Pollen, animal dander, dust mite & mold allergies begin in minutes but last as long as exposure continues. For example, ragweed allergy lasts for about a month. Acute contact dermatitis (poison oak/ivy) lasts 1-2 weeks; chronic (nickel) resolves only with removal of the offending agent. ...Read moreSee 1 more doctor answer
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
How long dose it take to have an allergic reaction to a medication if it is you're first time taking the medication?
Only if allergic now: Seafood allergy can present at any time even after having tolerated the seafood many times before. Even after a long interval of not eating a particular food, it should be well tolerated unless that person has developed a new allergy. The initial reaction of a food allergy can be mild or severe and life threatening. An allergist can perform skin tests to assess if a shrimp allergy has occurred. ...Read more
Depends: If it is a hive, it should subside in ...Read more
72-96 hours: The usual time period is 72-96 hours after exposure although more vigorous reactions can happen sooner. ...Read more
I had an allergic reaction to my hair dye so they said next time theyd do a weave with foils. Is that ok?
Hair dye allergy: You should see an md to see whether you had an irritant or allergic reaction and if allergic you should have patch testing to determine which chemical is causing the reaction. The most common hair dye allergy is to a chemical called PPD and there are hair dyes without ppd. Consulting an allergy or dermatology specialist is your best bet. ...Read moreSee 2 more doctor answers
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