KnowraDiphenhydramineLinked fromLinked fromThe 9 pages that link to Diphenhydramine, each with the reason it gives.All 9Broader topic 2Related 1Compared with 6AntihistamineBroader topic: It illustrates the sedating and anticholinergic effects associated with many older agents.Extrapyramidal symptomsRelated: Its rapid use in acute dystonia illustrates treatment of an immediate medication adverse effect.Anticholinergic syndromeBroader topic: Overdose is a common medication-related cause of anticholinergic toxicity.CetirizineCompared with: Its stronger brain penetration illustrates the trade-off cetirizine was designed to reduce.Second-generation antihistamineCompared with: It exemplifies the sedation that motivated less brain-penetrant alternatives.HydroxyzineCompared with: Like hydroxyzine, it can cause sedation and anticholinergic effects, but has different uses and dosing.PromethazineCompared with: Both drugs can be sedating, but their approved uses and risks differ by formulation and setting.LoratadineCompared with: Its stronger sedating effects illustrate a key difference from loratadine.DesloratadineCompared with: Its stronger central effects illustrate the sedation difference sought with desloratadine.