HL7 Terminology (THO)
7.1.0 - Continuous Process Integration (ci build) International flag

HL7 Terminology (THO), published by HL7 International - Vocabulary Work Group. This guide is not an authorized publication; it is the continuous build for version 7.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/UTG/ and changes regularly. See the Directory of published versions

: ClinicalTrials.gov

Retired as of 2026-02-09

Raw json | Download

{
  "resourceType" : "NamingSystem",
  "id" : "ClinicalTrialsGov",
  "language" : "en",
  "text" : {
    "status" : "generated",
    "div" : "<div xml:lang=\"en\" xmlns=\"http://www.w3.org/1999/xhtml\" lang=\"en\"><p class=\"res-header-id\"><b>Generated Narrative: NamingSystem ClinicalTrialsGov</b></p><a name=\"ClinicalTrialsGov\"> </a><a name=\"hcClinicalTrialsGov\"> </a><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Language: en</p></div><h3>Summary</h3><table class=\"grid\"><tr><td>Defining URL</td><td>http://terminology.hl7.org/NamingSystem/ClinicalTrialsGov</td></tr><tr><td>Version</td><td>2.0.0</td></tr><tr><td>Name</td><td>ClinicalTrialsGov</td></tr><tr><td>Title</td><td>ClinicalTrials.gov</td></tr><tr><td>Status</td><td>retired</td></tr><tr><td>Definition</td><td><div><p>RETIREMENT INFO: This entry was incorrectly added as a code system record, however, ClinicalTrials.gov is an identifier system. That entry should be referenced instead at <a href=\"https://terminology.hl7.org/NamingSystem-ClinicalTrials-Gov.html\">https://terminology.hl7.org/NamingSystem-ClinicalTrials-Gov.html</a>.</p>\n<p>The U.S. National Institutes of Health, Department of Health and Human Services, through its National Library of Medicine, has developed <a href=\"http://clinicaltrials.gov\">ClinicalTrials.gov</a> to provide patients, family members, and members of the public current information about clinical research studies. <a href=\"http://clinicaltrials.gov\">ClinicalTrials.gov</a> contains summary information about clinical studies being conducted throughout the United States and in many countries throughout the world. These data are provided to the National Library of Medicine by organizations and institutions that sponsor and implement the studies.</p>\n<p><a href=\"http://clinicaltrials.gov\">ClinicalTrials.gov</a> is updated daily. You should check <a href=\"http://clinicaltrials.gov\">ClinicalTrials.gov</a> frequently for updated information.</p>\n<p>More information about ClinicalTrials.gov can be found <a href=\"https://clinicaltrials.gov/about-site/about-ctg\">here</a>.</p>\n</div></td></tr><tr><td>Publisher</td><td>National Library of Medicine</td></tr><tr><td>Copyright</td><td><div><p>See <a href=\"https://clinicaltrials.gov/about-site/terms-conditions\">https://clinicaltrials.gov/about-site/terms-conditions</a> for the Terms and Conditions that apply for use of ClinicalTrials.gov data.</p>\n</div></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><td><b>Period</b></td></tr><tr><td>OID</td><td>2.16.840.1.113883.3.1077</td><td>true</td><td>(?) --&gt; 2026-02-09</td></tr><tr><td>URI</td><td>http://clinicaltrials.gov</td><td>true</td><td>2024-04-24 --&gt; (ongoing)</td></tr></table></div>"
  },
  "url" : "http://terminology.hl7.org/NamingSystem/ClinicalTrialsGov",
  "version" : "2.0.0",
  "name" : "ClinicalTrialsGov",
  "title" : "ClinicalTrials.gov",
  "status" : "retired",
  "kind" : "codesystem",
  "date" : "2026-02-09T00:00:00-00:00",
  "publisher" : "National Library of Medicine",
  "contact" : [
    {
      "name" : "National Library of Medicine; 8600 Rockville Pike, Bethesda, MD 20894",
      "telecom" : [
        {
          "system" : "url",
          "value" : "https://www.nlm.nih.gov/"
        },
        {
          "system" : "url",
          "value" : "https://support.nlm.nih.gov/support/create-case/"
        }
      ]
    }
  ],
  "responsible" : "National Library of Medicine; 8600 Rockville Pike, Bethesda, MD 20894",
  "description" : "RETIREMENT INFO: This entry was incorrectly added as a code system record, however, ClinicalTrials.gov is an identifier system. That entry should be referenced instead at [https://terminology.hl7.org/NamingSystem-ClinicalTrials-Gov.html](https://terminology.hl7.org/NamingSystem-ClinicalTrials-Gov.html).\r\n\r\nThe U.S. National Institutes of Health, Department of Health and Human Services, through its National Library of Medicine, has developed [ClinicalTrials.gov](http://clinicaltrials.gov) to provide patients, family members, and members of the public current information about clinical research studies. [ClinicalTrials.gov](http://clinicaltrials.gov) contains summary information about clinical studies being conducted throughout the United States and in many countries throughout the world. These data are provided to the National Library of Medicine by organizations and institutions that sponsor and implement the studies.\r\n\r\n[ClinicalTrials.gov](http://clinicaltrials.gov) is updated daily. You should check [ClinicalTrials.gov](http://clinicaltrials.gov) frequently for updated information.\r\n\r\nMore information about ClinicalTrials.gov can be found [here](https://clinicaltrials.gov/about-site/about-ctg).",
  "copyright" : "See [https://clinicaltrials.gov/about-site/terms-conditions](https://clinicaltrials.gov/about-site/terms-conditions) for the Terms and Conditions that apply for use of ClinicalTrials.gov data.",
  "uniqueId" : [
    {
      "type" : "oid",
      "value" : "2.16.840.1.113883.3.1077",
      "preferred" : true,
      "period" : {
        "end" : "2026-02-09"
      }
    },
    {
      "type" : "uri",
      "value" : "http://clinicaltrials.gov",
      "preferred" : true,
      "period" : {
        "start" : "2024-04-24"
      }
    }
  ]
}