HL7 Terminology (THO)
5.0.0 - Publication World

This page is part of the HL7 Terminology (v5.0.0: Release) based on FHIR R4. This is the current published version. For a full list of available versions, see the Directory of published versions

NamingSystem: Unique Ingredient Identifier (UNII)

Official URL: http://terminology.hl7.org/NamingSystem/UNII Version:
Active as of 2022-08-23 Responsible: U.S. Food and Drug Administration (FDA) Computable Name: UNII

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.

Summary

Defining URLhttp://terminology.hl7.org/NamingSystem/UNII
NameUNII
Statusactive
Definition

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.

PublisherU.S. Food and Drug Administration (FDA)

Identifiers

TypeValuePreferred
OID2.16.840.1.113883.4.9true
URIhttp://fdasis.nlm.nih.govtrue

History

DateActionAuthorCustodianComment
2022-08-23createReuben DanielsTSMGAdded Unique Ingredient Identifier (UNII) Code System Identifier Record; UP-289