This page is part of the FHIR Specification (v1.1.0: STU 3 Ballot 1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3 R2

This is a frozen snapshot of the FHIR specification created for the purpose of balloting the GAO implementation Guide. It includes draft changes that may be part of the future DSTU 2.1 release but further change is expected. Readers should focus solely on the GAO implementation content, and FHIR DSTU 2 for other purposes.

• Using Codes
• Code Systems
• Value Sets
• v2 Tables
• v3 Namespaces
• Concept Maps
• Identifier Systems

1.25.1.7 Using Unique Ingredient Identifier (UNII) with FHIR

Vocabulary Work Group

Maturity Level: N/A

Ballot Status: DSTU 2

1.25.1.7.1 Summary

Source	FDA Substance Regsitration System
System	The URI to identify UNII codes is http://fdasis.nlm.nih.gov
Version	If it is desired to exchange the version, use the date of the file in the UNII list download in the format YYYYMMDD
Code	Use the value of the UNII column in the UNII List
Display	Use the value of the PT (Preferred Term) column in the UNII List
Filter Properties	None are described yet

1.25.1.7.2 Version Issues

To be investigated

1.25.1.7.3 Copyright/License Issues

UNII has no copyright acknowledgement needed, nor are there any license terms to adhere to.

1.25.1.7.4 NDF-RT Filter Properties

No need for filters identified yet.

1.25.1.7.5 Implicit Value Sets

No need for implicit value sets identified yet.