LETOLIZUMAB
UNII 449MIE2SD6

Substance Identification & Data

This profile provides standardized clinical and technical data for Letolizumab, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 449MIE2SD6.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 1450981-87-9 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
449MIE2SD6
CAS Registry Number
1450981-87-9
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
LETOLIZUMAB
Official standardized name for this substance within the FDA UNII nomenclature system.
NCI Thesaurus
C120140
National Cancer Institute reference terminology for clinical and research data.
INN ID
10436
Sequential identifier assigned via the WHO International Nonproprietary Name program.
USAN ID
CD-173
Identifier assigned by the United States Adopted Names Council.
Substance Type
protein
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).

Synonyms and Nomenclature

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

LETOLIZUMAB

Common Names & Synonyms

LETOLIZUMAB [INN]
LETOLIZUMAB [USAN]
LETOLIZUMAB [WHO-DD]

Systematic Nomenclature

IMMUNOGLOBULIN (SYNTHETIC LIGHT CHAIN VARIABLE REGION FRAGMENT) FUSION PROTEIN WITH IMMUNOGLOBULIN G (SYNTHETIC FC FRAGMENT), NONCOVALENTLY LINKED DIMER

Technical Codes

BMS-986004

External Clinical & Regulatory Resources

CAS
Common Chemistry
NCATS
Inxight Drugs
NLM
DailyMed Products
NCATS
GSRS Full Record
NIH
NCI Thesaurus