February Release - 02/06/2012

This release of RxNorm is consistent with the 2011AB 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 Name	SAB	Date Updated
Gold Standard Drug Database	GS	01/03/2012
Medi-Span Master Drug Data Base	MDDB	01/04/2012
Multum MediSource Lexicon	MMSL	01/01/2012
Micromedex RED BOOK	MMX	01/03/2012
FDA Structured Product Labels	MTHSPL	01/27/2012
First DataBank NDDF Plus Source Vocabulary	NDDF	01/11/2012
Veterans Health Administration National Drug File - Reference Terminology	NDFRT	02/06/2012
Veterans Health Administration National Drug File	VANDF	12/27/2011

 

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

Source Name	SAB	Date Updated
Medical Subject Headings (MeSH)	MSH	09/09/2011
FDA National Drug Code Directory	MTHFDA	06/01/2011
SNOMED Clinical Terms (drug information)	SNOMEDCT	07/31/2011

 

Data Changes

There are no significant data changes for this release.

Data Counts

Term Type or Attribute	Number
Active GPCK forms	315
Active BPCK forms	404
Active SCD forms	20,614
Active SBD forms	17,125
Active RXNORM MIN atoms	3,729
Active RXNORM IN atoms	5,012
Active RXNORM PIN atoms	1,570
Active RXNORM BN atoms	15,611
Active RXNORM DF atoms	100
Obsolete GPCK forms	68
Obsolete BPCK forms	40
Obsolete SCD forms	13,056
Obsolete SBD forms	3,864
Obsolete RXNORM MIN atoms	0
Obsolete RXNORM IN atoms	0
Obsolete RXNORM PIN atoms	0
Obsolete RXNORM BN atoms	0
Obsolete RXNORM DF atoms	55
OCD atoms	294,293
Source-asserted NDC codes	1,050,603
Distinct Source-asserted NDC codes	494,008
SAB=RXNORM NDC codes	257,295
Distinct SAB=RXNORM NDC codes	257,295

Last Reviewed: April 23, 2012