RxNorm provides normalized names for clinical drugs and links its names to many of the drug vocabularies commonly used in pharmacy management and drug interaction software, including those of First Databank, Micromedex, and Gold Standard Drug Database. By providing links between these vocabularies, RxNorm can mediate messages between systems not using the same software and vocabulary.

Prefix

rxnorm

Alternative Prefixes

RXCUI

Keywords

biomedical science drug drug name ontology preclinical studies

License

https://uts.nlm.nih.gov/uts/assets/LicenseAgreement.pdf

Links

Homepage

Contact

NLM Customer Service

Pattern for Local Unique Identifiers

Local identifiers in RxNorm should match this regular expression:
^[0-9]{1,7}$

Example Local Unique Identifier

221058   Resolve

Pattern for CURIES

Compact URIs (CURIEs) constructed from RxNorm should match this regular expression:
^rxnorm:[0-9]{1,7}$

Example CURIE

rxnorm:221058

Publications

• 2011 Normalized names for clinical drugs: RxNorm at 6 years
• 2008 RxTerms - a drug interface terminology derived from RxNorm
• 2005 RxNorm: prescription for electronic drug information exchange

Contributors

• submitter Charles Tapley Hoyt   0000-0003-4423-4370   cthoyt

A summary of the relations in the Bioregistry schema can be found here.

In Collection

FHIR External Terminologies

The metaregistry provides mappings between the Bioregistry and other registries. There are 7 mappings to external registries for this resource with 5 unique external prefixes.

A provider turns a local unique identifiers from a resource into a URI. Many providers are also resolvable as URLs (i.e., they can be used in a web browser).

The local unique identifier 221058 is used to demonstrate the providers available for RxNorm. A guide for curating additional providers can be found here.

Additional providers curated in the Bioregistry are listed here. These are typically inherited from Identifiers.org or Prefix Commons, and need extra curation.