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National Library of Medicine Technical BulletinNational Library of Medicine Technical Bulletin

Table of Contents: 2018 MAY–JUNE No. 422

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RxNorm May 2018 Release Available

RxNorm May 2018 Release Available. NLM Tech Bull. 2018 May-Jun;(422):b3.

2018 May 08 [posted]

The May full monthly release of RxNorm is available as of Monday, May 7, 2018. This release includes Unified Medical Language System (UMLS) unique identifiers from the 2018AA UMLS release files.

Additionally, the recent replacement of the National Drug File Reference Terminology (NDF-RT) with the Medication Reference Terminology (MED-RT) will impact the RxNav and RxClass applications. Changes to RxNav and RxClass are expected to be in place on June 4, 2018. To learn more about the upcoming RxNav and RxClass changes, see Transition from NDF-RT to MED-RT.

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