{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Subutex&page=4",
    "query": {
      "intervention": "Subutex",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 621,
    "total_pages": 63,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Subutex&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Subutex&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T12:13:58.976Z",
  "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": "NCT03821103",
      "title": "Incentivizing Buprenorphine-Naloxone Initiation in Emergency Departments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral economic enhanced arm",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 104,
      "start_date": "2019-02-06",
      "completion_date": "2020-02-29",
      "has_results": false,
      "last_update_posted_date": "2020-03-17",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03821103"
    },
    {
      "nct_id": "NCT00134888",
      "title": "Blockade Efficacy of Buprenorphine/Naloxone For Opioid Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-Related Disorders"
      ],
      "interventions": [
        {
          "name": "Buprenorphine/naloxone",
          "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": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 8,
      "start_date": "2000-12",
      "completion_date": "2002-11",
      "has_results": false,
      "last_update_posted_date": "2017-01-12",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00134888"
    },
    {
      "nct_id": "NCT00634803",
      "title": "Clinical Trial of Integrated Treatment for Pain and Opioid Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Opiate Dependence",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "CBT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Educational Counseling",
          "type": "OTHER"
        },
        {
          "name": "Physician Management",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 90,
      "start_date": "2009-09",
      "completion_date": "2015-08",
      "has_results": true,
      "last_update_posted_date": "2021-08-02",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00634803"
    },
    {
      "nct_id": "NCT01277159",
      "title": "Duration of Analgesia After Popliteal Fossa Nerve Blockade: Effects of Dexamethasone and Buprenorphine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Patients Undergoing Ankle Surgery"
      ],
      "interventions": [
        {
          "name": "A. Control Nerve Block. IV Dexamethasone (4 mg).",
          "type": "DRUG"
        },
        {
          "name": "B. Nerve Block with Dexamethasone (4 mg). IV saline.",
          "type": "DRUG"
        },
        {
          "name": "C. Control Nerve Block. IV Dexamethasone (4 mg). IV Buprenorphine (0.3 mg)",
          "type": "DRUG"
        },
        {
          "name": "D. Nerve Block with Buprenorphine (0.3 mg). IV Dexamethasone (4 mg).",
          "type": "DRUG"
        },
        {
          "name": "E. Nerve Block with Dexamethasone (4 mg) / block Buprenorphine (0.3 mg).",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 108,
      "start_date": "2010-10",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2022-04-14",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01277159"
    },
    {
      "nct_id": "NCT01275599",
      "title": "Drug-Drug Interaction Study Between Telaprevir and Buprenorphine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hepatitis C",
        "Opioid-Related Disorders"
      ],
      "interventions": [
        {
          "name": "telaprevir",
          "type": "DRUG"
        },
        {
          "name": "buprenorphine/naloxone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vertex Pharmaceuticals Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 16,
      "start_date": "2011-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-06-08",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 2,
      "location_summary": "Overland Park, Kansas • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01275599"
    },
    {
      "nct_id": "NCT04600414",
      "title": "Collaborating to Heal Addiction and Mental Health in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "Mental Health Disorder"
      ],
      "interventions": [
        {
          "name": "Collaborative Care for Mental Health Symptoms",
          "type": "OTHER"
        },
        {
          "name": "Collaborative Care for Opioid Use Disorder and Mental Health Symptoms",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 254,
      "start_date": "2020-11-16",
      "completion_date": "2024-08-31",
      "has_results": true,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 33,
      "location_summary": "Washington D.C., District of Columbia • Atlanta, Georgia • Dunwoody, Georgia + 22 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Dunwoody",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04600414"
    },
    {
      "nct_id": "NCT03762798",
      "title": "Can The Bridge Transition Opiate Use Disorder Patients in Stable Recovery From Buprenorphine to Naltrexone",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use Disorders",
        "Substance Abuse",
        "Substance Use",
        "Substance Dependence"
      ],
      "interventions": [
        {
          "name": "The Bridge",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 0,
      "start_date": "2018-11-19",
      "completion_date": "2020-12-01",
      "has_results": false,
      "last_update_posted_date": "2021-09-23",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03762798"
    },
    {
      "nct_id": "NCT01760473",
      "title": "Reinforcing Effects of Intranasal (IN) Buprenorphine Versus Buprenorphine/Naloxone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heroin Dependence"
      ],
      "interventions": [
        {
          "name": "Intranasal challenge drug",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 27,
      "start_date": "2009-05",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2017-09-08",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01760473"
    },
    {
      "nct_id": "NCT04995029",
      "title": "Buprenorphine Extended-Release Subcutaneous Injection (RBP-6000) in High-risk Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Moderate to Severe Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Transmucosal Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Extended-release Buprenorphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indivior Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 785,
      "start_date": "2021-10-26",
      "completion_date": "2024-06-26",
      "has_results": true,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 28,
      "location_summary": "Garden Grove, California • Panorama City, California • San Diego, California + 21 more",
      "locations": [
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Panorama City",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Bay Pines",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04995029"
    },
    {
      "nct_id": "NCT01967641",
      "title": "Prescription Opioid Abuse Among Pain Patients: Predictors of Relapse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "buprenorphine/naloxone combination",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 51,
      "start_date": "2005-11",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2019-04-24",
      "last_synced_at": "2026-10-26T12:13:58.976Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01967641"
    }
  ]
}