5 Interoperable Use Cases for MEDICATION ORDERS, MEDICATION ADMINISTRATION and DRUG ALLERGIES

This chapter provides references and resources for learning more about the interoperation of medication orders, medication administration, and drug allergies.

5.1 RxNorm

• First published by NLM in 2002 as UMLS project for standardized nomenclature for US clinical drugs
• Downloads available at UMLS Terminology Services
• Browsing supported by RxNav for terms and semantic network
• RxNav-in-a-Box supports local-installable Docker version of all APIs and allows updating of all RXNorm data files
• RxClass API supports maps to drug classification schemes
• Handouts: RXNORM_NDC_RELATIONSHIPS_20220501.zip

5.2 National Drug Codes (NDC)

• Database maintained by the FDA and reported in RxNav which requires manufacturers to report all drugs manufactured, prepared, propagated, compounded or processed for sale in the US
• Handouts: RXNORM_NDC_RELATIONSHIPS_20220501.zip