J**b 发帖数: 182 | 1 The CORRECT medication, route of administration and rationale for treatment
of "acute urticaria" is"
A. IV Benadryl, as this causes vasoconstriction and prevents rebound
hypersensitivity reactions
B. Oral epinephrine as parenteral administration causes tachycardia and
hypertension
C. Topical steroids, as these provide itch relief and prevent secondary
infection
D. Parenteral Cetirizine or Loratidine for immediate anti-inflammatory
effect
E. Parenteral epinephrine for vasoconstriction | J*********4 发帖数: 1274 | 2 http://emedicine.medscape.com/article/137362-treatment#aw2aab6b
Most cases of acute urticaria respond to pharmacotherapy (see Medication).
Antihistamines are the first line of therapy for urticaria.[45]
Diphenhydramine (25 mg IV or 50 mg IM or PO) or hydroxyzine (50 mg IM or PO)
should be administered if they are available.[45]
Therefore, the choice is D |
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