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Unified Medical Language System® (UMLS®)

RxNorm Release Notes

November Release - 11/04/2013

This release of RxNorm is consistent with the 2013AA 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 10/18/2013
Medi-Span Master Drug Data Base MDDB 10/23/2013
Multum MediSource Lexicon MMSL 10/01/2013
Micromedex RED BOOK MMX 10/14/2013
FDA Structured Product Labels MTHSPL 10/26/2013
FDB MedKnowledge (formerly NDDF Plus) NDDF 10/16/2013
Veterans Health Administration National Drug File - Reference Terminology NDFRT 11/04/2013
Veterans Health Administration National Drug File VANDF 09/27/2013

 

The following sources have not been updated in this release:

Source NameSABDate Updated
Anatomical Therapeutic Chemical Classification System ATC 2013
Medical Subject Headings (MeSH) MSH 01/21/2013
FDA National Drug Code Directory MTHFDA 06/01/2011
US Edition of SNOMED CT (drug information) SNOMEDCT_US 07/31/2013

Data Changes

There are no significant data changes in this release.

Data Counts

Term Type or AttributeNumber
Active GPCK forms 333
Active BPCK forms 410
Active SCD forms 20,124
Active SBD forms 10,565
Active RXNORM MIN atoms 3,861
Active RXNORM IN atoms 9,339
Active RXNORM PIN atoms 2,192
Active RXNORM BN atoms 6,621
Active RXNORM DF atoms 104
   
Obsolete GPCK forms 123
Obsolete BPCK forms 104
Obsolete SCD forms 13,864
Obsolete SBD forms 10,238
Obsolete RXNORM MIN atoms 0
Obsolete RXNORM IN atoms 0
Obsolete RXNORM PIN atoms 0
Obsolete RXNORM BN atoms 9,207
Obsolete RXNORM DF atoms 51
Editor-suppressed SCD forms 1,123
Editor-suppressed SBD forms 903
OCD atoms 313,094
   
Source-asserted NDC codes 1,262,466
Distinct Source-asserted NDC codes 567,251
SAB=RXNORM NDC codes 192,832
Distinct SAB=RXNORM NDC codes 192,832