OBEXELIMAB
UNII RM16A4BA8R

Substance Identification & Data

This profile provides standardized clinical and technical data for Obexelimab, uniquely identified by the FDA Unique Ingredient Identifier (UNII) RM16A4BA8R.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 1690307-05-1 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

RM16A4BA8R

CAS Registry Number

1690307-05-1

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

OBEXELIMAB

Official standardized name for this substance within the FDA UNII nomenclature system.

NCI Thesaurus

C170236

National Cancer Institute reference terminology for clinical and research data.

INN ID

10898

Sequential identifier assigned via the WHO International Nonproprietary Name program.

USAN ID

FG-171

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 Obexelimab. 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

OBEXELIMAB

Common Names & Synonyms

OBEXELIMAB [INN]

OBEXELIMAB [USAN]

OBEXELIMAB [WHO-DD]

XMAB5871 (HUMANIZED ANTI-CD19 ANTIBODY WITH AN FC PORTION ENGINEERED FOR INCREASED AFFINITY (200- TO 400-FOLD OVER NATIVE IGG) TO FCGRIIB)

Systematic Nomenclature

IMMUNOGLOBULIN G1, ANTI-(HUMAN CD19 ANTIGEN) (HUMAN-MUS MUSCULUS MONOCLONAL XMAB5871 HEAVY CHAIN), DISULFIDE WITH HUMAN-MUS MUSCULUS MONOCLONAL XMAB5871 LIGHT CHAIN, DIMER

SYS

IMMUNOGLOBULIN G1-KAPPA, ANTI-(HOMO SAPIENS B-LYMPHOCYTE ANTIGEN CD19 (DIFFERENTIATION ANTIGEN CD19T-CELL SURFACE ANTIGEN LEU-12))HUMANIZED MOUSE MONOCLONAL ANTIBODY.GAMMA.1 HEAVY CHAIN (1-451) (MUS MUSCULUS VH (IGHV1-14*01 (78%) (IGHD)-IGHJ4*01 (100%)) (8.8.14) (1-121) -HOMO SAPIENS IGHG1*03 (CH1(R120>K(218)), CH2(S29>E(271),L113>F(332)) (122-451)) (224-219')-DISULFIDE WITH .KAPPA. LIGHT CHAIN (1'-219') (MUS MUSCULUS V-KAPPA (IGKV2-137*01 (75%) IGKJ2*03 (91%))(11.3.9) (1'-112') -HOMO SAPIENS IGKC*01 (113'-219')), DIMER (230-230'':233-233'')-BISDISULFIDE

SYS