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RxNorm Release Notes - June 2, 2025

For additional information about RxNorm releases, including scripts for loading the RxNorm data into Oracle and MySQL databases, read the RxNorm Technical Documentation.

Sources

The following sources have been updated since the previous RxNorm release:

Source Name Source Abbreviation (SAB) Version
DrugBankDRUGBANKDRUGBANK5.0_2025_06_05
Gold Standard Drug DatabaseGSGS_2025_06_06
Multum MediSource LexiconMMSLMMSL_2025_06_01
Micromedex RED BOOKMMXMMX_2025_05_30
Metathesaurus FDA Structured Product LabelsMTHSPLMTHSPL_2025_06_28
FDB MedKnowledge (formerly NDDF Plus)NDDFNDDF_2025_06_04
RxNorm VocabularyRXNORMRXNORM_20AA_250707F
Veterans Health Administration National Drug FileVANDFVANDF_2025_05_30

The following sources have not been updated since the previous RxNorm release:

Source Name Source Abbreviation (SAB) Version
Anatomical Therapeutic Chemical Classification System ATC ATC_2025_02_10
CMS Formulary Reference File MTHCMSFRF MTHCMSFRF_2020
US Edition of SNOMED CT (drug information) SNOMEDCT_US SNOMEDCT_US_2025_01_31
USP Compendial Nomenclature USP USP_2025_01_30

*Reminder: As of October 2017, Medi-Span data will not be included in the RxNorm or UMLS releases. If you have questions about Medi-Span, please contact: medispan-support@wolterskluwer.com.

RxNorm Data Changes

No major changes.

Data Counts

Term Type or AttributeNumber
Active RXNORM GPCKs630
Active RXNORM BPCKs738
Active RXNORM SCDs17588
Active RXNORM SBDs9685
Active RXNORM MINs3819
Active RXNORM INs14561
Active RXNORM PINs3579
Active RXNORM BNs5113
Active RXNORM DFs122
Obsolete RXNORM GPCKs259
Obsolete RXNORM BPCKs244
Obsolete RXNORM SCDs19742
Obsolete RXNORM SBDs12077
Obsolete RXNORM MINs0
Obsolete RXNORM INs0
Obsolete RXNORM PINs0
Obsolete RXNORM BNs6582
Obsolete RXNORM DFs65
Editor-suppressed RXNORM SCDs2125
Editor-suppressed RXNORM SBDs1749
SAB=RXNORM NDCs250252
Distinct SAB=RXNORM NDCs250252

Last Reviewed: July 7, 2025