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.

Alternative Prefixes
NLM Customer Service
Pattern for Local Unique Identifiers

Local identifiers in RxNorm should match this regular expression:

Example Local Unique Identifier
221058   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from RxNorm should match this regular expression:

Example CURIE
Metaregistry RxNorm

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

Registry Name Registry Metaprefix External Prefix Curate
AberOWL aberowl RXNORM
BioContext biocontext RXCUI
Biolink Model Registry biolink RXNORM
BioPortal Prefixes bioportal RXNORM
FAIRSharing FAIRSharing logo fairsharing FAIRsharing.36pf8q
HL7 External Code Systems hl7 2.16.840.1.113883.6.88
Wikidata Property Wikidata Property logo wikidata P3345

Providers are various services that resolve CURIEs to URLs. The example CURIE rxnorm:221058 is used to demonstrate the provides available for rxnorm. Generation of OLS and BioPortal URLs requires additional programmatic logic beyond string formatting.

Name Metaprefix URI
RxNorm rxnorm https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=221058
Bioregistry bioregistry https://bioregistry.io/rxnorm:221058
None bp http://purl.bioontology.org/ontology/RXNORM/221058
Extra Providers

Additional providers curated in the Bioregistry are listed here.

Code Name URL
bp BioPortal http://purl.bioontology.org/ontology/RXNORM/221058