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Unified Medical Language System® (UMLS®)

RxNorm Release Notes

July Release - 07/03/2017

This release of RxNorm is consistent with the 2017AA 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.


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

Source NameSABVersion
Vaccines Administered CVX CVX_2017_06_15
DrugBank DRUGBANK DRUGBANK5.0_2017_06_01
Gold Standard Drug Database GS GS_2017_06_05
Medi-Span Master Drug Data Base MDDB MDDB_2017_06_07
Multum MediSource Lexicon MMSL MMSL_2017_06_01
Micromedex RED BOOK MMX MMX_2017_06_12
FDA Structured Product Labels MTHSPL MTHSPL_2017_06_23
FDB MedKnowledge (formerly NDDF Plus) NDDF NDDF_2017_06_07
Veterans Health Administration National Drug File - Reference Terminology NDFRT NDFRT_2017_07_03
Veterans Health Administration National Drug File VANDF VANDF_2017_05_19


The following sources have not been updated in this release:

Source NameSABVersion
Anatomical Therapeutic Chemical Classification System ATC ATC_2017
CMS Formulary Reference File MTHCMSFRF MTHCMSFRF_2014
Medical Subject Headings (MeSH) MSH MSH2017_2017_02_14
US Edition of SNOMED CT (drug information) SNOMEDCT_US SNOMEDCT_US_2017_01_31

Data Changes

Qualitative Distinction
Please see the technical documentation for an explanation of Qualitative Distinctions (QDs), which were first released in the August monthly release.

Here are the new concepts with QDs in the July release:

1926331SCD0.5 UNT Doses 3 ML Insulin Lispro 100 UNT/ML Pen Injector
1926332SBD0.5 UNT Doses 3 ML Insulin Lispro 100 UNT/ML Pen Injector [Humalog]

For each SCD or SBD with a QD, there is an associated attribute in RXNSAT with the attribute name (ATN) of 'RXN_QUALITATIVE_DISTINCTION'. The July release contains the following new attributes to match the QD strings found in the SCD and SBD normalized names:

  • 0.5 UNT Doses

Data Counts

Term Type or AttributeNumber
Active GPCKs371
Active BPCKs441
Active SCDs18617
Active SBDs10476
Active RXNORM MINs3942
Active RXNORM INs11422
Active RXNORM PINs2678
Active RXNORM BNs6113
Active RXNORM DFs116
Obsolete GPCKs161
Obsolete BPCKs135
Obsolete SCDs16406
Obsolete SBDs10409
Obsolete RXNORM MINs0
Obsolete RXNORM INs0
Obsolete RXNORM PINs0
Obsolete RXNORM BNs9868
Obsolete RXNORM DFs59
Editor-suppressed SCDs1678
Editor-suppressed SBDs1353
Distinct SAB=RXNORM NDCs223644