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Unified Medical Language System® (UMLS®)

RxNorm Release Notes

May Release - 05/04/2015

This release of RxNorm is consistent with the 2015AA UMLS Metathesaurus release. 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 NameSABDate Updated
Gold Standard Drug Database GS 04/03/2015
Medi-Span Master Drug Data Base MDDB 04/01/2015
Multum MediSource Lexicon MMSL 04/01/2015
Micromedex RED BOOK MMX 03/30/2015
Medical Subject Headings (MeSH) MSH 01/26/2015
FDA Structured Product Labels MTHSPL 04/28/2015
FDB MedKnowledge (formerly NDDF Plus) NDDF 04/01/2015
Veterans Health Administration National Drug File - Reference Terminology NDFRT 05/04/2015
NDFRT FDASPL relationships NDFRT_FDASPL 05/04/2015
NDFRT FMTSME relationships NDFRT_FMTSME 05/04/2015
Veterans Health Administration National Drug File VANDF 03/20/2015

 

The following sources have not been updated in this release:

Source NameSABDate Updated
Anatomical Therapeutic Chemical Classification System ATC 2015
CMS Formulary Reference File MTHCMSFRF 2014
FDA National Drug Code Directory MTHFDA 06/01/2011
US Edition of SNOMED CT (drug information) SNOMEDCT_US 01/31/2015

 

Data Changes

There are no significant data changes in this release.

Data Counts

Term Type or AttributeNumber
Active GPCKs 376
Active BPCKs 429
Active SCDs 20086
Active SBDs 10656
Active RXNORM MINs 3954
Active RXNORM INs 10509
Active RXNORM PINs 2413
Active RXNORM BNs 6470
Active RXNORM DFs 103
   
Obsolete GPCKs 125
Obsolete BPCKs 110
Obsolete SCDs 14609
Obsolete SBDs 9858
Obsolete RXNORM MINs 0
Obsolete RXNORM INs 0
Obsolete RXNORM PINs 0
Obsolete RXNORM BNs 9157
Obsolete RXNORM DFs 57
Editor-suppressed SCDs 1152
Editor-suppressed SBDs 1000
OCD atoms 335816
   
Source-asserted NDCs 1349897
Distinct source-asserted NDCs 611904
SAB=RXNORM NDCs 206106
Distinct SAB=RXNORM NDCs 206106