Cetirizine Vs Diphenhydramine For the Treatment of Acute Urticaria in the ED
RebelEM
JANUARY 23, 2023
Background: Diphenhydramine, a first-generation antihistamine, is the most common pharmacologic agent used to treat acute allergic reactions. antibiotics, NSAIDs) Acute urticaria with angioedema or anaphylaxis provided that urticaria was still present after initial treatment and alleviation of anaphylaxis symptoms.
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