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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
June 6, 2022
RxNorm Weekly Updates
June 2022
RxNorm_full_06062022.zip
MD5 checksum: b9c0140a38e7b0cc98d8f88fa39bd722

Release Notes 06/06/2022

RxNorm Technical Documentation
Current: RxNorm_weekly_06292022.zip
Source Update: MTHSPL - 06/24/2022
MD5 checksum: 5ed3a60063001aa2f351ac2f032d67ea

RxNorm_weekly_06222022.zip
Source Update: MTHSPL - 06/20/2022
MD5 checksum: f0d025ee1203b24d201be49ff13155cd

RxNorm_weekly_06152022.zip
Source Update: MTHSPL - 06/14/2022
MD5 checksum: a158627f64fdd26e7659ee63c113073f

RxNorm_weekly_06082022.zip
Source Update: MTHSPL - 06/06/2022
MD5 checksum: cc1cb377dd72999a4de16b27da340657

Current Prescribable Content Monthly Release
June 6, 2022
Current Prescribable Content Weekly Updates
June 2022
RxNorm_full_prescribe_06062022.zip (no license required)
MD5 checksum: 8ee986acf0135b47e51c6160974eb791

Release Notes 06/06/2022

Current Prescribable Content Documentation
Current: RxNorm_weekly_prescribe_06292022.zip
Source Update: MTHSPL - 06/24/2022
MD5 checksum: ae97614f82559ccfb6d074fb94e49528

RxNorm_weekly_prescribe_06222022.zip
Source Update: MTHSPL - 06/20/2022
MD5 checksum: ab9afcb4759ca75a357d545a71ff87be

RxNorm_weekly_prescribe_06152022.zip
Source Update: MTHSPL - 06/14/2022
MD5 checksum: da38eb9c067625840d684d524895be14

RxNorm_weekly_prescribe_06082022.zip
Source Update: MTHSPL - 06/06/2022
MD5 checksum: 58e9f8db78ad0c25047ad4fb4ceb50bd

 

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_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: June 29, 2022