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Unified Medical Language System® (UMLS®)

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 Full Monthly Release
September 6, 2022
RxNorm Weekly Updates
September 2022
RxNorm_full_09062022.zip
MD5 checksum: 3f5871ea865537b3f2c7c352e0d8b78e

Release Notes 09/06/2022

RxNorm Technical Documentation
Current: RxNorm_weekly_09282022.zip
Source Update: MTHSPL - 09/23/2022
MD5 checksum: c80bb2b0c55bab22febaf3b37bbe1592

RxNorm_weekly_09212022.zip
Source Update: MTHSPL - 09/19/2022
MD5 checksum: 4b25a868806bf52cd41b91b25510500d

RxNorm_weekly_09142022.zip
Source Update: MTHSPL - 09/12/2022
MD5 checksum: 841cdd28f0a763932bf36bbdfc39d870

RxNorm_weekly_09072022.zip
Source Update: MTHSPL - 09/05/2022
MD5 checksum: d79e39c881a0d89fd6a7c640ba140464

Current Prescribable Content Monthly Release
September 6, 2022
Current Prescribable Content Weekly Updates
September 2022
RxNorm_full_prescribe_09062022.zip (no license required)
MD5 checksum: 578ab289c160a38b241ebb3129182006

Release Notes 09/06/2022

Current Prescribable Content Documentation
Current: RxNorm_weekly_prescribe_09282022.zip
Source Update: MTHSPL - 09/23/2022
MD5 checksum: b25650cc6bdd8ef668575c3c700b3b6e

RxNorm_weekly_prescribe_09212022.zip
Source Update: MTHSPL - 09/19/2022
MD5 checksum: 0b7a4cd24aadc9fefea1e553cb6c3679

RxNorm_weekly_prescribe_09142022.zip
Source Update: MTHSPL - 09/12/2022
MD5 checksum: 997d3b67302027257e475f9266eebc60

RxNorm_weekly_prescribe_09072022.zip
Source Update: MTHSPL - 09/05/2022
MD5 checksum: 84b3ca207ffcfb8879b5d9d5ba1ae512

 

RxNorm files are pipe-delimited text files in Rich Release Format (RRF) with the extension ".RRF". They do not require the use of the MetamorphoSys program provided with the UMLS Knowledge Sources Files. The character set of RxNorm release files is Unicode UTF-8. If you need assistance with these files, please e-mail the RxNorm team at: rxnorminfo@nlm.nih.gov. Please read the README file for the release, which is contained in the release zip package. For additional information about RxNorm releases, including scripts for loading the RxNorm data into Oracle and MySQL databases, read the RxNorm Technical Documentation.

For users who wish to automate the download of the RxNorm releases, steps are available here: https://documentation.uts.nlm.nih.gov/automating-downloads.html.



RxNorm Previous Releases

RxNorm Files Consistent with 2020AA UMLS Metathesaurus

RxNorm_full_08012022.zip, Release Notes 08/01/2022
       RxNorm_full_prescribe_08012022.zip, Release Notes 08/01/2022

RxNorm_full_07052022.zip, Release Notes 07/05/2022
       RxNorm_full_prescribe_07052022.zip, Release Notes 07/05/2022

RxNorm_full_06062022.zip, Release Notes 06/06/2022
       RxNorm_full_prescribe_06062022.zip, Release Notes 06/06/2022

RxNorm_full_05022022.zip, Release Notes 05/02/2022
       RxNorm_full_prescribe_05022022.zip, Release Notes 05/02/2022

RxNorm_full_04042022.zip, Release Notes 04/04/2022
       RxNorm_full_prescribe_04042022.zip, Release Notes 04/04/2022

RxNorm_full_03072022.zip, Release Notes 03/07/2022
       RxNorm_full_prescribe_03072022.zip, Release Notes 03/07/2022

RxNorm_full_02072022.zip, Release Notes 02/07/2022
       RxNorm_full_prescribe_02072022.zip, Release Notes 02/07/2022

RxNorm_full_01032022.zip, Release Notes 01/03/2022
       RxNorm_full_prescribe_01032022.zip, Release Notes 01/03/2022

RxNorm_full_12062021.zip, Release Notes 12/06/2021
       RxNorm_full_prescribe_12062021.zip, Release Notes 12/06/2021

RxNorm_full_11012021.zip, Release Notes 11/01/2021
       RxNorm_full_prescribe_11012021.zip, Release Notes 11/01/2021

RxNorm_full_10042021.zip, Release Notes 10/04/2021
       RxNorm_full_prescribe_10042021.zip, Release Notes 10/04/2021

RxNorm_full_09072021.zip, Release Notes 09/07/2021
       RxNorm_full_prescribe_09072021.zip, Release Notes 09/07/2021

RxNorm_full_08022021.zip, Release Notes 08/02/2021
       RxNorm_full_prescribe_08022021.zip, Release Notes 08/02/2021

RxNorm_full_07062021.zip, Release Notes 07/06/2021
       RxNorm_full_prescribe_07062021.zip, Release Notes 07/06/2021

RxNorm_full_06072021.zip, Release Notes 06/07/2021
       RxNorm_full_prescribe_06072021.zip, Release Notes 06/07/2021

RxNorm_full_05032021.zip, Release Notes 05/03/2021
       RxNorm_full_prescribe_05032021.zip, Release Notes 05/03/2021

RxNorm_full_04052021.zip, Release Notes 04/05/2021
       RxNorm_full_prescribe_04052021.zip, Release Notes 04/05/2021

RxNorm_full_03012021.zip, Release Notes 03/01/2021
       RxNorm_full_02012021.zip, Release Notes 02/01/2021
       RxNorm_full_prescribe_02012021.zip, Release Notes 02/01/2021

RxNorm_full_01042021.zip, Release Notes 01/04/2021
       RxNorm_full_prescribe_01042021.zip, Release Notes 01/04/2021

RxNorm_full_12072020.zip, Release Notes 12/07/2020
       RxNorm_full_prescribe_12072020.zip, Release Notes 12/07/2020

RxNorm_full_11022020.zip, Release Notes 11/02/2020
       RxNorm_full_prescribe_11022020.zip, Release Notes 11/02/2020

RxNorm_full_10052020.zip, Release Notes 10/05/2020
       RxNorm_full_prescribe_10052020.zip, Release Notes 10/05/2020

RxNorm_full_09082020.zip, Release Notes 09/08/2020
       RxNorm_full_prescribe_09082020.zip, Release Notes 09/08/2020

RxNorm_full_08032020.zip, Release Notes 08/03/2020
       RxNorm_full_prescribe_08032020.zip, Release Notes 08/03/2020

RxNorm_full_07062020.zip, Release Notes 07/06/2020
       RxNorm_full_prescribe_07062020.zip, Release Notes 07/06/2020

RxNorm_full_06012020.zip, Release Notes 06/01/2020
       RxNorm_full_prescribe_06012020.zip, Release Notes 06/01/2020

RxNorm_full_05042020.zip, Release Notes 05/04/2020
       RxNorm_full_prescribe_05042020.zip, Release Notes 05/04/2020

RxNorm Files Consistent with 2019AB UMLS Metathesaurus

RxNorm_full_04062020.zip, Release Notes 04/06/2020
       RxNorm_full_prescribe_04062020.zip, Release Notes 04/06/2020

RxNorm_full_03022020.zip, Release Notes 03/02/2020
       RxNorm_full_prescribe_03022020.zip, Release Notes 03/02/2020

RxNorm_full_02032020.zip, Release Notes 02/03/2020
       RxNorm_full_prescribe_02032020.zip, Release Notes 02/03/2020

RxNorm_full_01062020.zip, Release Notes 01/06/2020
       RxNorm_full_prescribe_01062020.zip, Release Notes 01/06/2020

RxNorm_full_12022019.zip, Release Notes 12/02/2019
       RxNorm_full_prescribe_12022019.zip, Release Notes 12/02/2019

RxNorm_full_11042019.zip, Release Notes 11/04/2019
       RxNorm_full_prescribe_11042019.zip, Release Notes 11/04/2019

RxNorm Files Consistent with 2019AA UMLS Metathesaurus

RxNorm_full_10072019.zip, Release Notes 10/07/2019
       RxNorm_full_prescribe_10072019.zip, Release Notes 10/07/2019

RxNorm_full_09032019.zip, Release Notes 09/03/2019
       RxNorm_full_prescribe_09032019.zip, Release Notes 09/03/2019

RxNorm_full_08052019.zip, Release Notes 08/05/2019
       RxNorm_full_prescribe_08052019.zip, Release Notes 08/05/2019

RxNorm_full_07012019.zip, Release Notes 07/01/2019
       RxNorm_full_prescribe_07012019.zip, Release Notes 07/01/2019

RxNorm_full_06032019.zip, Release Notes 06/03/2019
       RxNorm_full_prescribe_06032019.zip, Release Notes 06/03/2019

RxNorm_full_05062019.zip, Release Notes 05/06/2019
       RxNorm_full_prescribe_05062019.zip, Release Notes 05/06/2019

RxNorm Release Archives for 2005-2019

Last Reviewed: September 28, 2022