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Alternate Names: Xazal, Cetirizine, (r)-, Cetirizine, (-)-, Levocetirizina
CAS No: 130018-77-8
PubChem CID: 1549000
Mol Formula: C21H25ClN2O3
Mol Weight: 388.9 g/mol
IUPAC Name: 2-[2-[4-[(R)-(4-chlorophenyl)-phenylmethyl]piperazin-1-yl]ethoxy]acetic acid
API Description: Levocetirizine is a selective histamine H1 antagonist used to treat a variety of allergic symptoms. It is the R enantiomer of [cetirizine]. Levocetirizine has greater affinity for the histamine H1 receptor than cetirizine. Levocetirizine was granted FDA approval in 1995.
