This page is part of the FHIR Specification (v0.0.82: DSTU 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 Using Codes Systems Value Sets v2 Tables v3 Namespaces Concept Maps Terminology Service 1.22.1.7 Using Unique Ingredient Identifier (UNII) with FHIR 1.22.1.7.1 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 1.22.1.7.2 Version Issues To be investigated 1.22.1.7.3 Copyright/License Issues UNII has no copyright acknowledgement needed, nor are there any license terms to adhere to. 1.22.1.7.4 NDF-RT Filter Properties No need for filters identified yet. 1.22.1.7.5 Implicit Value Sets No need for implicit value sets identified yet. © HL7.org 2011+. FHIR DSTU (v0.4.0-4902) generated on Fri, Mar 27, 2015 00:23+1100. Links: What's a DSTU? | Version History | Specification Map | Compare to DSTU1 | | Propose a change