K-Dur 20
RxNorm 217841

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 217841 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: K-Dur 20.

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

BN
K-Dur 20
AUI:1179506
View

This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

BN

Brand Name (BN):
K-Dur 20
(Atom ID: 1179506)

Clinical Status & Identity

Prescribable Status
NO (Reference)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
K-Dur 20
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
O
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
217841
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
1179506
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
BN
Brand Name (A proprietary name for a family of products containing a specific active ingredient.)
Source Code
217841
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_260504F
The specific version of the vocabulary provided by the source.
Update Date
May 04, 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.

Technical Attributes & Logic

RXN ACTIVATED
01/28/2010
Date the RxNorm atom was reactivated
RXN BN CARDINALITY
single
Cardinality of RxNorm Brand Name Atom
RXN OBSOLETED
03/27/2013
Date the RxNorm atom became obsolete
RXN OBSOLETED
07/31/2008
Date the RxNorm atom became obsolete