NORETHINDRONE
UNII T18F433X4S

Substance Identification & Data

This profile provides standardized clinical and technical data for Norethindrone, uniquely identified by the FDA Unique Ingredient Identifier (UNII) T18F433X4S.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 68-22-4 and the RxNorm Concept ID (RxCUI) 7514. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
T18F433X4S
CAS Registry Number
68-22-4
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
NORETHINDRONE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
T18F433X4S
The specific atomic composition represented as a molecular structure string.
InChIKey
C20H26O2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
VIKNJXKGJWUCNN-XGXHKTLJSA-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
687
Sequential identifier assigned via the WHO International Nonproprietary Name program.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
[C@]12([C@]([C@@]3(CCC=4[C@@]([C@]3(CC1)[H])(CCC(=O)C4)[H])[H])(CC[C@]2(C#C)O)[H])C

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Norethindrone. 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

NORETHISTERONE

Common Names & Synonyms

17-HYDROXY-19-NOR-17.ALPHA.-PREGN-4-EN-20-YN-3-ONE
19-NORPREGN-4-EN-20-YN-3-ONE, 17-HYDROXY-, (17.ALPHA.)-
ANOVULE
ARANELLE COMPONENT NORETHINDRONE
FEMCON FE COMPONENT NORETHINDRONE
GESTEST
LEVONORGESTREL IMPURITY U [EP IMPURITY]
NORETHINDRONE
NORETHINDRONE [HSDB]
NORETHINDRONE [MI]
NORETHINDRONE [ORANGE BOOK]
NORETHINDRONE [USP IMPURITY]
NORETHINDRONE [USP MONOGRAPH]
NORETHINDRONE [USP-RS]
NORETHINDRONE [VANDF]
NORETHISTERON
NORETHISTERONE [EP IMPURITY]
NORETHISTERONE [EP monograph]
NORETHISTERONE [INN]
NORETHISTERONE [JAN]
NORETHISTERONE [MART.]
NORETHISTERONE [WHO-DD]
NORETHISTERONE [WHO-IP]
NORETHISTERONE ACETATE IMPURITY A [EP IMPURITY]
NORETHISTERONUM [WHO-IP LATIN]
NORQUEST FE COMPONENT NORETHINDRONE
TRIELLA
UTOVLAN

Brand / Trade Names

BREVICON COMPONENT NORETHINDRONE
CAMILA
LO MINASTRIN FE COMPONENT NORETHINDRONE
MICRONOR
MINASTRIN 24 FE COMPONENT NORETHINDRONE
NORINYL COMPONENT NORETHINDRONE
NORLUTIN
NOR-QD
TAYTULLA COMPONENT NORETHINDRONE
VYFEMLA COMPONENT NORETHINDRONE

Technical Codes

NSC-9564
SC-4640

NDC Products Containing NORETHINDRONE

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