SageRx spotlight: RxNorm

Or as we lovingly refer to it: RxNorm Reconfigured

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RxNorm Files

The license agreement required for the RxNorm releases is available from: https://www.nlm.nih.gov/databases/umls.html. The terms and conditions for using RxNorm data is available on the RxNorm Terms of Service page: https://www.nlm.nih.gov/research/umls/rxnorm/docs/termsofservice.html. RxNorm files are pipe-delimited text files in Rich Release Format (RRF) with the extension ".RRF".

www.nlm.nih.gov

RxNorm API - APIs

The RxNorm API is a web service for accessing information from the RxNorm data set. This API documentation assumes familiarity with the RxNorm documentation. Each function covers RxNorm Concepts within a certain scope.

RxNorm Technical Documentation

This documentation provides detailed information about the technical aspects of RxNorm. RxNorm, a standardized nomenclature for clinical drugs, is produced by the National Library of Medicine. In this context, a clinical drug is a pharmaceutical product given to (or taken by) a patient with a therapeutic intent.

www.nlm.nih.gov

uts.nlm.nih.gov

RxNorm Overview

RxNorm is two things: a normalized naming system for generic and branded drugs; and a tool for supporting semantic interoperation between drug terminologies and pharmacy knowledge base systems. The National Library of Medicine (NLM) produces RxNorm. Purpose of RxNorm Hospitals, pharmacies, and other organizations use computer systems to record and process drug information.

www.nlm.nih.gov

Appendix 1 - RxNorm Relationships (RELA)

'{24 (Acetaminophen 500 MG / Diphenhydramine Hydrochloride 25 MG Oral Tablet [Tylenol PM]) / 50 (Acetaminophen 500 MG Oral Tablet [Tylenol]) } Pack [Tylenol Extra Strength Day and Night Pack]' tradename_of '{24 (Acetaminophen 500 MG / Diphenhydramine Hydrochloride 25 MG Oral Tablet) / 50 (Acetaminophen 500 MG Oral Tablet) } Pack'

www.nlm.nih.gov

Appendix 4 - RxNorm Attributes

Attribute of Semantic Clinical Drug (SCD) or Semantic Branded Drug (SBD) atom referring to the active ingredient. The RXCUI of the SCDC responsible for the active ingredient value is also included in curly brackets as of September 2021.

www.nlm.nih.gov

RxNav Applications

RxNav has a number of views (tabs) which display related information of the selected concept. The RxNorm Graph View is the default view and displays the selected concept with its related RxNorm concepts. The RxNorm Properties View contains the RxNorm properties related to the concept.