• RxNav

    RxNav is a browser for several drug information sources, including RxNorm, RxTerms and NDF-RT. RxNav finds drugs in RxNorm from the names and codes in its constituent vocabularies.

    Launch RxNav
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  • APIs

    Application Program Interfaces (APIs) are available to users to retrieve data from several drug information sources, including RxNorm, NDF-RT and RxTerms.

    Currently there are four APIs available - RxNorm, Prescribable RxNorm, NDF-RT and RxTerms

    NDF-RT graph Dec 2013 rxnormapi call function Dec 2013
  • RxMix

    RxMix is a web application that allows users to combine functions from the RxNorm, NDF-RT and RxTerms APIs to create custom applications that can be run interactively or in a batch mode.

    rxmix flow imagerxmix output image
  • RxClass

    The RxClass Browser is a web application for exploring and navigating through the class hierarchies to find the RxNorm drug members associated with each class.

    rxclass browser imagerxclass selection image

RxNav brand names

The RxClass API is here!

The RxClass API is a web service for accessing drug classes and associated drug members. The RxClass Browser uses the API for exploring and navigating through the class hierarchies to find the RxNorm drug members associated with each class. The RxClass API is available as both a SOAP interface and as RESTful resources.
More details...

NDF-RT Drug Interactions

Interactions to be removed from NDF-RT
The NDF-RT data provider has announced that the drug interactions will be removed from the data set in the September release. There is currently no replacement for this interactions data.

Deprecated Function

The function getUNII (REST: /rxcui/{rxcui}/unii) has been deprecated. The function getRxProperty (REST: /rxcui/{rxcui}/property) can be used to get UNII codes.

API Usage RxNorm (August 2014) NDF-RT (August 2014)
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By Year: 2014 | 2013 | 2012 | 2011