MECLIZINE
UNII 3L5TQ84570

Substance Identification & Data

This profile provides standardized clinical and technical data for Meclizine, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 3L5TQ84570.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 569-65-3 and the RxNorm Concept ID (RxCUI) 6676. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
3L5TQ84570
CAS Registry Number
569-65-3
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
MECLIZINE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
3L5TQ84570
The specific atomic composition represented as a molecular structure string.
InChIKey
C25H27ClN2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
OCJYIGYOJCODJL-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
INN ID
204
Sequential identifier assigned via the WHO International Nonproprietary Name program.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
Cc1cccc(c1)CN2CCN(CC2)C(c3ccccc3)c4ccc(cc4)Cl

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Meclizine. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

MECLOZINE

Common Names & Synonyms

1-(P-CHLORO-.ALPHA.-PHENYLBENZYL)-4-(M-METHYLBENZYL)PIPERAZINE
MECLIZINE
MECLIZINE [HSDB]
MECLIZINE [MI]
MECLIZINE [VANDF]
MECLOZINE [INN]
MECLOZINE [WHO-DD]

Technical Codes

NSC-169189

NDC Products Containing MECLIZINE

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: