HL7 Terminology (THO)
5.1.0 - Publication International flag

This page is part of the HL7 Terminology (v5.1.0: Release) based on FHIR R4. The current version which supercedes this version is 5.2.0. For a full list of available versions, see the Directory of published versions

: Unique Ingredient Identifier (UNII) - XML Representation

Active as of 2022-08-23

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<NamingSystem xmlns="http://hl7.org/fhir">
  <id value="UNII"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><h3>Summary</h3><table class="grid"><tr><td>Defining URL</td><td>http://terminology.hl7.org/NamingSystem/UNII</td></tr><tr><td>Name</td><td>UNII</td></tr><tr><td>Status</td><td>active</td></tr><tr><td>Definition</td><td><div><p>A UNII is a non-proprietary, free, unique, unambiguous, nonsemantic, alphanumeric identifier based on a substance's molecular structure and/or descriptive information. UNII identifiers are generated based on scientific identity characteristics using ISO 11238 data elements. UNII availability does not imply any regulatory review or approval. Synonyms and mappings are based on the best public information available at the time of publication.</p>
</div></td></tr><tr><td>Publisher</td><td>U.S. Food and Drug Administration (FDA)</td></tr></table><h3>Identifiers</h3><table class="grid"><tr><td><b>Type</b></td><td><b>Value</b></td><td><b>Preferred</b></td></tr><tr><td>OID</td><td>2.16.840.1.113883.4.9</td><td>true</td></tr><tr><td>URI</td><td>http://fdasis.nlm.nih.gov</td><td>true</td></tr></table></div>
  </text>
  <extension
             url="http://hl7.org/fhir/tools/StructureDefinition/extension-title">
    <valueString value="Unique Ingredient Identifier (UNII)"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.url">
    <valueUri value="http://terminology.hl7.org/NamingSystem/UNII"/>
  </extension>
  <extension
             url="http://terminology.hl7.org/StructureDefinition/ext-namingsystem-version">
    <valueString value="1.0.0"/>
  </extension>
  <name value="UNII"/>
  <status value="active"/>
  <kind value="codesystem"/>
  <date value="2022-08-23T00:00:00-00:00"/>
  <publisher value="U.S. Food and Drug Administration (FDA)"/>
  <contact>
    <name value="U.S. Food and Drug Administration (FDA)"/>
    <telecom>
      <system value="url"/>
      <value value="https://www.fda.gov/"/>
    </telecom>
  </contact>
  <responsible value="U.S. Food and Drug Administration (FDA)"/>
  <description
               value="A UNII is a non-proprietary, free, unique, unambiguous, nonsemantic, alphanumeric identifier based on a substance's molecular structure and/or descriptive information. UNII identifiers are generated based on scientific identity characteristics using ISO 11238 data elements. UNII availability does not imply any regulatory review or approval. Synonyms and mappings are based on the best public information available at the time of publication."/>
  <uniqueId>
    <type value="oid"/>
    <value value="2.16.840.1.113883.4.9"/>
    <preferred value="true"/>
  </uniqueId>
  <uniqueId>
    <type value="uri"/>
    <value value="http://fdasis.nlm.nih.gov"/>
    <preferred value="true"/>
  </uniqueId>
</NamingSystem>