FDB MedKnowledge encompasses medications approved by the U.S. Food and Drug Administration, and information on commonly-used over-the-counter and alternative therapy agents such as herbals, nutraceuticals and dietary supplements.

Prefix
nddf
Keywords
biomedical science chemical entity drug medicinal chemistry ontology
License
https://uts.nlm.nih.gov/uts/assets/LicenseAgreement.pdf
Links
Homepage
Contact
First DataBank Customer Support
Pattern for Local Unique Identifiers

Local identifiers in National Drug Data File should match this regular expression:
^\d{6}$

Example Local Unique Identifier
002678   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from National Drug Data File should match this regular expression:
^nddf:\d{6}$

Example CURIE
nddf:002678
Contributors
Metaregistry National Drug Data File

The metaregistry provides mappings between the Bioregistry and other registries. There are 5 mappings to external registries for this resource with 3 unique external prefixes.

Registry Name Registry Metaprefix External Prefix Curate
AberOWL AberOWL logo aberowl NDDF
Biolink Biolink Model Registry logo biolink NDDF
BioPortal BioPortal Prefixes logo bioportal NDDF
FAIRSharing FAIRSharing logo fairsharing FAIRsharing.8qcbs0
HL7 HL7 External Code Systems logo hl7 2.16.840.1.113883.6.208
Providers

Providers are various services that resolve CURIEs to URLs. The example CURIE nddf:002678 is used to demonstrate the provides available for this resource. Generation of OLS and BioPortal URLs requires additional programmatic logic beyond string formatting.

Name Metaprefix URI
National Drug Data File nddf http://purl.bioontology.org/ontology/NDDF/002678
Bioregistry bioregistry https://bioregistry.io/nddf:002678