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. Moreover, the FDA approved intravenous (IV) cetirizine to treat acute urticaria in 2019. Article: Abella BS et al. Resources: Banerji A, Long AA, Camargo CA Jr. Allergy Asthma Proc.
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