Defibrotide Injection [Defitelio]
RxNorm 1746530

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 1746530 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: defibrotide Injection [Defitelio].

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

SBDF
Defibrotide Injection [Defitelio]
AUI:7750616
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This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

SBDFPrescribable

Semantic Branded Drug Form (SBDF):
Defibrotide Injection [Defitelio]
(Atom ID: 7750616)

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
defibrotide Injection [Defitelio]
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)
1746530
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
7750616
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SBDF
Semantic Branded Drug Form (Ingredient + Dose Form + Brand Name)
Source Code
1746530
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

Defibrotide Injection


Defibrotide injection is used to treat adults and children with hepatic veno-occlusive disease (VOD; blocked blood vessels inside the liver, also known as sinusoidal obstruction syndrome), who have kidney or lung problems after receiving a hematopoietic stem-cell transplant (HSCT; procedure in which certain blood cells are removed from the body and then returned to the body). Defibrotide injection is in a class of medications called antithrombotic agents. It works by preventing the formation of blood clots.
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