Antihistamines

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Author:
Anonymous
ID:
143046
Filename:
Antihistamines
Updated:
2012-03-21 22:22:24
Tags:
antihistamines
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Description:
antihistamines
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  1. A hypersensitive reaction to an antigen is called?
    an allergy
  2. anaphylaxis
    • severe allergic reaction
    • large amounts of histamine released
    • extreme blood pressure and body temp drop
    • decreased circulation
    • cardiac abnormalities
  3. define urticaria
    hives
  4. symptoms of allergic rhinitis
    • nasal congestion an itching
    • postnasal drip
    • sneezing
    • itchy, tearing, swollen eyes
    • headache
    • sore throat
  5. name 3 reasons why its believed that we have a dramatic increase in allergic rhinitis
    • increased airborne pollutants
    • growing dust mite population
    • poor building ventilation
  6. What is the time period for an allergic reaction to food?
    instantly - 3 days
  7. drug allergy
    • difficult to diagnose
    • can be confused with viral illness
    • might be drug intolerance
  8. what are idosyncratic reactions?
    not related to known drug actions
  9. which agents reduce the effects of allergic reactions?
    • anthistamine
    • corticosteroid

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