{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=metyrapone",
    "query": {
      "intervention": "metyrapone"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=metyrapone&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T14:54:35.465Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT02368379",
      "title": "Diagnosis of Central Adrenal Insufficiency in Patients With Prader-Willi Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prader Willi Syndrome",
        "Adrenal Insufficiency"
      ],
      "interventions": [
        {
          "name": "Low dose (1 mcg) ACTH stimulation test",
          "type": "OTHER"
        },
        {
          "name": "Overnight metyrapone test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2014-03",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2018-01-29",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02368379"
    },
    {
      "nct_id": "NCT00567814",
      "title": "A Placebo-Controlled Study of a Combination of Metyrapone and Oxazepam in Cocaine Addiction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cocaine Dependence",
        "Cocaine Addiction"
      ],
      "interventions": [
        {
          "name": "Metyrapone",
          "type": "DRUG"
        },
        {
          "name": "Oxazepam",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Embera NeuroTherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 45,
      "start_date": "2007-12",
      "completion_date": "2008-11",
      "has_results": false,
      "last_update_posted_date": "2008-12-31",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 1,
      "location_summary": "Shreveport, Louisiana",
      "locations": [
        {
          "city": "Shreveport",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00567814"
    },
    {
      "nct_id": "NCT04933916",
      "title": "Study of EMB-001 as a Potential Smoking Cessation Treatment",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "EMB-001",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Embera NeuroTherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 16,
      "start_date": "2021-06-10",
      "completion_date": "2023-05-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-09",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 2,
      "location_summary": "Miami Lakes, Florida • Raleigh, North Carolina",
      "locations": [
        {
          "city": "Miami Lakes",
          "state": "Florida"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04933916"
    },
    {
      "nct_id": "NCT03404817",
      "title": "Single Dose Crossover Comparative Bioavailability and Food Effect Study of Two EMB-001 Formulations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine Use Disorder"
      ],
      "interventions": [
        {
          "name": "Original formulation EMB-001",
          "type": "DRUG"
        },
        {
          "name": "New formulation EMB-001",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Embera NeuroTherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 9,
      "start_date": "2018-03-01",
      "completion_date": "2018-06-07",
      "has_results": false,
      "last_update_posted_date": "2018-06-11",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 1,
      "location_summary": "Long Beach, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03404817"
    },
    {
      "nct_id": "NCT00006270",
      "title": "Study of the Approximate Entropy of Adrenocorticotropic Hormone and Cortisol Secretion in Patients With Head Injury",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Brain Injury",
        "Craniocerebral Trauma"
      ],
      "interventions": [
        {
          "name": "cosyntropin",
          "type": "DRUG"
        },
        {
          "name": "metyrapone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "20 Years to 35 Years"
      },
      "enrollment_count": 32,
      "start_date": "1998-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 2,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        },
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006270"
    },
    {
      "nct_id": "NCT06106295",
      "title": "Metyrapone for Mild Autonomous Cortisol Secretion (MACS)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Autonomous Cortisol Secretion",
        "Mild Autonomous Cortisol Secretion (MACS)"
      ],
      "interventions": [
        {
          "name": "Metyrapone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2023-12-19",
      "completion_date": "2028-02-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-22",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06106295"
    },
    {
      "nct_id": "NCT04868253",
      "title": "Efficacy and Safety of Combination EMB-001 as a Potential Smoking Cessation Treatment",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Smoking Cessation",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "EMB-01",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rose Research Center, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 25,
      "start_date": "2021-05-19",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-05-28",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 1,
      "location_summary": "Raleigh, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04868253"
    },
    {
      "nct_id": "NCT02856854",
      "title": "A Study of Metyrapone and Oxazepam Combination Product (EMB-001) and Cocaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine Use Disorder"
      ],
      "interventions": [
        {
          "name": "EMB-001",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Cocaine IV",
          "type": "DRUG"
        },
        {
          "name": "Saline IV",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Embera NeuroTherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 18,
      "start_date": "2016-07",
      "completion_date": "2017-07-25",
      "has_results": false,
      "last_update_posted_date": "2017-08-01",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02856854"
    },
    {
      "nct_id": "NCT02406066",
      "title": "Single and Multiple Rising Dose Study of Safety and PK of Metyrapone/Oxazepam Combination (EMB-001)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine Use Disorder",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "metyrapone & oxazepam",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Embera NeuroTherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2015-03",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-07-22",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 2,
      "location_summary": "Long Beach, California • Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02406066"
    },
    {
      "nct_id": "NCT00033098",
      "title": "Cocaine-Metyrapone Interaction Study - 1",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine-Related Disorders",
        "Infusions, Intravenous"
      ],
      "interventions": [
        {
          "name": "Metyrapone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 12,
      "start_date": "2001-11",
      "completion_date": "2002-05",
      "has_results": false,
      "last_update_posted_date": "2017-01-11",
      "last_synced_at": "2026-09-02T14:54:35.465Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00033098"
    }
  ]
}