LEVOTHYROXINE SODIUM
UNII 9J765S329G

Substance Identification & Data

This profile provides standardized clinical and technical data for Levothyroxine Sodium, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 9J765S329G.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 6106-07-6 and the RxNorm Concept ID (RxCUI) 40144. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
9J765S329G
CAS Registry Number
6106-07-6
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
LEVOTHYROXINE SODIUM
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
9J765S329G
The specific atomic composition represented as a molecular structure string.
InChIKey
C15H10I4NO4.Na.5H2O
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
JMHCCAYJTTWMCX-QWPJCUCISA-M
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.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
O.c1(c(cc(cc1I)C[C@@H](C(=O)[O-])N)I)Oc2cc(I)c(c(c2)I)O.[Na+].O.O.O.O

Synonyms and Nomenclature

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

LEVOTHYROXINE SODIUM

Common Names & Synonyms

3',3,5',5-TETRAIODO-L-THYRONINE SODIUM SALT PENTAHYDRATE
LEVOTHYROXINE SODIUM [EP MONOGRAPH]
LEVOTHYROXINE SODIUM [GREEN BOOK]
LEVOTHYROXINE SODIUM [ORANGE BOOK]
LEVOTHYROXINE SODIUM [USP MONOGRAPH]
LEVOTHYROXINE SODIUM [USP-RS]
LEVOTHYROXINE SODIUM [VANDF]
LEVOTHYROXINE SODIUM HYDRATE [JAN]
LEVOTHYROXINE SODIUM HYDRATE [MI]
LEVOTHYROXINE SODIUM HYDRATE [WHO-DD]
LEVOTHYROXINE SODIUM PENTAHYDRATE
LIOTRIX (T4)
LIOTRIX (T4) [ORANGE BOOK]
L-TYROSINE, O-(4-HYDROXY-3,5-DIIODOPHENYL)-3,5-DIIODO-, MONOSODIUM SALT, HYDRATE
L-TYROSINE, O-(4-HYDROXY-3,5-DIIODOPHENYL)-3,5-DIIODO-, MONOSODIUM SALT, PENTAHYDRATE
MONOSODIUM L-THYROXINE HYDRATE
SODIUM LEVOTHYROXINE PENTAHYDRATE

Brand / Trade Names

EFEROX
ELTROXIN
EUTHYROX
LEVAXIN
LEVO-T
LEVOTHROID
LEVOTHYROX
LEVOXYL
NOVOTHYROX
OROXINE
SOLOXINE
SYNTHROID
THYQUIDITY
THYRO-TABS
TIROSINT
TIROSINT-SOL
UNITHROID

Systematic Nomenclature

ALANINE, 3-(4-(4-HYDROXY-3,5-DIIODOPHENOXY)-3,5-DIIODOPHENYL)-, MONOSODIUM SALT, PENTAHYDRATE, L-
L-TYROSINE, O-(4-HYDROXY-3,5-DIIODOPHENYL)-3,5-DIIODO-, SODIUM SALT, HYDRATE (1:1:5)
SODIUM (2S)-2-AMINO-3-(4-(4-HYDROXY-3,5-DIIODOPHENOXY)-3,5-DIIODOPHENYL)PROPANOATE HYDRATE

NDC Products Containing LEVOTHYROXINE SODIUM

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