Loncastuximab tesirine Injection [Zynlonta]
RxNorm 2540972

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 2540972 represents a standardized clinical drug concept used for cross-system interoperability. This concept aggregates multiple Atom IDs (AUIs), which are specific naming variations and synonyms used across pharmaceutical databases to ensure accurate medication mapping for: loncastuximab tesirine Injection [Zynlonta].

The following semantic concepts and normalized strings are associated with this clinical entity:

SBDF
Loncastuximab tesirine Injection [Zynlonta]
AUI:12630792
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SBDFPrescribable

Semantic Branded Drug Form (SBDF):
Loncastuximab tesirine Injection [Zynlonta]
(Atom ID: 12630792)

Clinical Status & Identity

Prescribable Status
YES (Active)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
loncastuximab tesirine Injection [Zynlonta]
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
2540972
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12630792
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBDF
Semantic Branded Drug Form (Ingredient + Dose Form + Brand Name)
Source Code
2540972
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.

Patient Education

Loncastuximab Tesirine-lpyl Injection


Loncastuximab tesirine-lpyl injection is used to treat a certain type of non-Hodgkin's lymphoma (NHL; a type of cancer that begins in a type of white blood cells that normally fights infection) that did not respond to or has returned after treatment with at least two other cancer treatments. Loncastuximab tesirine-lpyl is in a class of medications called antibody-drug conjugates. It works by killing cancer cells.
[Learn More]


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