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Unified Medical Language System® (UMLS®)

RxNorm Current Prescribable Content Release Notes

April Release - 04/02/2012

This RxNorm Current Prescribable Content release 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.

Data Changes

There are no significant data changes for this release.

Data Counts

Term Type or AttributeNumber
Active GPCK forms 288
Active BPCK forms 367
Active SCD forms 15,943
Active SBD forms 10,096
Active RXNORM MIN atoms 1,536
Active RXNORM IN atoms 3,000
Active RXNORM PIN atoms 438
Active RXNORM BN atoms 6,243
Active RXNORM DF atoms 99
SAB=RXNORM NDC codes 243,989
Distinct SAB=RXNORM NDC codes 243,989

Last Reviewed: April 2, 2012