Meclizine or meclozine

This classification denotes a histamine-1 receptor antagonist and antiemetic agent with the molecular formula C25H27ClN2, a preparation that US FDA regulates as an active ingredient or moiety under Unique Ingredient Identifier 3L5TQ84570, chemically known as piperazine, 1- (p-chloro-.alpha.-phenylbenzyl)-4-(m-methylbenzyl)-, dihydrochloride but generally known as meclizine, which bears US NIH Compound Identifier 4034. European Medicines Agency schedules Meclozine in its eXtended EudraVigilance Medicinal Product Dictionary or XEVMPD under Index SUB08685MIG. The term MECLIZINE is an International Non-Proprietary Name. World Health Organization schedules meclizine in its Anatomical Therapeutic Chemical (ATC) Classification. Meclizine or meclozine bears US NLM identifiers UMLS ID C0025039 and NCI Concept Code C61610. SMILES: CC1=CC(=CC=C1)CN2CCN(CC2)C(C3=CC=CC=C3)C4=CC=C(C=C4)CL.