March Release - 03/06/2023

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 with version names in bold have been updated since the previous RxNorm release:

Source Name	Source Abbreviation (SAB)	Version
Vaccines Administered	CVX	CVX_2023_01_25
DrugBank	DRUGBANK	DRUGBANK5.0_2023_02_10
Gold Standard Drug Database	GS	GS_2023_02_08
Multum MediSource Lexicon	MMSL	MMSL_2023_02_01
Micromedex RED BOOK	MMX	MMX_2023_02_06
FDA Structured Product Labels	MTHSPL	MTHSPL_2023_02_24
FDB MedKnowledge (formerly NDDF Plus)	NDDF	NDDF_2023_02_08
RxNorm normalized names and codes	RXNORM	RXNORM_20AA_230306F
US Edition of SNOMED CT (drug information)	SNOMEDCT_US	SNOMEDCT_US_2022_12_31
USP Compendial Nomenclature	USP	USP_2023_02_13
Veterans Health Administration National Drug File	VANDF	VANDF_2023_01_31

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

Source Name	SAB	Version
Anatomical Therapeutic Chemical Classification System	ATC	ATC_2022
Medical Subject Headings (MeSH)	MSH	MSH2023_2022_07_27
CMS Formulary Reference File	MTHCMSFRF	MTHCMSFRF_2020

*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 Attribute	Number
Active GPCKs	519
Active BPCKs	584
Active SCDs	17300
Active SBDs	9420
Active RXNORM MINs	3776
Active RXNORM INs	13992
Active RXNORM PINs	3340
Active RXNORM BNs	5064
Active RXNORM DFs	122
Obsolete GPCKs	263
Obsolete BPCKs	231
Obsolete SCDs	18852
Obsolete SBDs	11389
Obsolete RXNORM MINs	0
Obsolete RXNORM INs	0
Obsolete RXNORM PINs	0
Obsolete RXNORM BNs	6274
Obsolete RXNORM DFs	63
Editor-suppressed SCDs	1931
Editor-suppressed SBDs	1600
SAB=RXNORM NDCs	247810
Distinct SAB=RXNORM NDCs	247810

Last Reviewed: March 6, 2023