RxNorm Release Notes - May 5, 2025
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 | Source Abbreviation (SAB) | Version |
|---|---|---|
| DrugBank | DRUGBANK | DRUGBANK5.0_2025_04_10 |
| Gold Standard Drug Database | GS | GS_2025_04_11 |
| Multum MediSource Lexicon | MMSL | MMSL_2025_04_01 |
| Micromedex RED BOOK | MMX | MMX_2025_04_04 |
| Metathesaurus FDA Structured Product Labels | MTHSPL | MTHSPL_2025_04_26 |
| FDB MedKnowledge (formerly NDDF Plus) | NDDF | NDDF_2025_04_09 |
| RxNorm Vocabulary | RXNORM | RXNORM_20AA_250505F |
| Veterans Health Administration National Drug File | VANDF | VANDF_2025_03_31 |
The following sources have not been updated since the previous RxNorm release:
| Source Name | Source Abbreviation (SAB) | Version |
|---|---|---|
| Anatomical Therapeutic Chemical Classification System | ATC | ATC_2025_02_10 |
| Vaccines Administered | CVX | CVX_2025_03_21 |
| CMS Formulary Reference File | MTHCMSFRF | MTHCMSFRF_2020 |
| US Edition of SNOMED CT (drug information) | SNOMEDCT_US | SNOMEDCT_US_2025_01_31 |
| USP Compendial Nomenclature | USP | USP_2025_01_30 |
*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 RXNORM GPCKs | 625 |
| Active RXNORM BPCKs | 734 |
| Active RXNORM SCDs | 17560 |
| Active RXNORM SBDs | 9665 |
| Active RXNORM MINs | 3815 |
| Active RXNORM INs | 14543 |
| Active RXNORM PINs | 3565 |
| Active RXNORM BNs | 5096 |
| Active RXNORM DFs | 122 |
| Obsolete RXNORM GPCKs | 259 |
| Obsolete RXNORM BPCKs | 241 |
| Obsolete RXNORM SCDs | 19677 |
| Obsolete RXNORM SBDs | 12013 |
| Obsolete RXNORM MINs | 0 |
| Obsolete RXNORM INs | 0 |
| Obsolete RXNORM PINs | 0 |
| Obsolete RXNORM BNs | 6560 |
| Obsolete RXNORM DFs | 65 |
| Editor-suppressed RXNORM SCDs | 2124 |
| Editor-suppressed RXNORM SBDs | 1754 |
| SAB=RXNORM NDCs | 249419 |
| Distinct SAB=RXNORM NDCs | 249419 |
Last Reviewed: May 5, 2025