Levocetirizine is a selective histamine H<sub>1</sub> antagonist used to treat a variety of allergic symptoms.[A181748,A181790,L7694] It is the R enantiomer of [cetirizine].[L7694] Levocetirizine has greater affinity for the histamine H<sub>1</sub> receptor than cetirizine.[L7694] Levocetirizine was granted FDA approval in 1995.[L7694]
Levocetirizine is indicated to treat symptoms of perennial allergic rhinitis and uncomplicated skin manifestations of chronic idiopathic urticaria.[L7694] It is also used over the counter for a variety of mild allergy symptoms.[A181748]
Drug Info/Drug Targets: DrugBank 3.0: a comprehensive resource for 'omics' research on drugs. Knox C, Law V, Jewison
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