{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buprenorphine+or+Placebo&page=3",
    "query": {
      "intervention": "Buprenorphine or Placebo",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 80,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buprenorphine+or+Placebo&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buprenorphine+or+Placebo&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T23:34:20.694Z",
  "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": "NCT02357901",
      "title": "Treatment Seeking Participants With Opioid Use Disorders Assessing Tolerability of Depot Injections of Buprenorphine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid Dependence",
        "Opioid Related Disorders"
      ],
      "interventions": [
        {
          "name": "SUBOXONE",
          "type": "DRUG"
        },
        {
          "name": "RBP-6000",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indivior Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 665,
      "start_date": "2015-01-28",
      "completion_date": "2016-04-29",
      "has_results": true,
      "last_update_posted_date": "2018-02-20",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 38,
      "location_summary": "Haleyville, Alabama • Hamilton, Alabama • Little Rock, Arkansas + 33 more",
      "locations": [
        {
          "city": "Haleyville",
          "state": "Alabama"
        },
        {
          "city": "Hamilton",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02357901"
    },
    {
      "nct_id": "NCT00733720",
      "title": "Buprenorphine Naltrexone-P1 A-Cocaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine-related Disorders"
      ],
      "interventions": [
        {
          "name": "Suboxone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 8,
      "start_date": "2008-08",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2017-01-12",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00733720"
    },
    {
      "nct_id": "NCT05988710",
      "title": "Low-dose Buccal Buprenorphine: Relative Abuse Potential and Analgesia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Analgesia",
        "Abuse Opioids",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Buccal Buprenorphine 300 mcg",
          "type": "DRUG"
        },
        {
          "name": "Buccal Buprenorphine 600 mcg",
          "type": "DRUG"
        },
        {
          "name": "Buccal Buprenorphine 900 mcg",
          "type": "DRUG"
        },
        {
          "name": "Buccal Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oral Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oral immediate-release oxycodone 10mg",
          "type": "DRUG"
        },
        {
          "name": "Buccal Buprenorphine 450mcg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 120,
      "start_date": "2023-10-19",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2026-01-12",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05988710"
    },
    {
      "nct_id": "NCT01402492",
      "title": "Cocaine Use Reduction With Buprenorphine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Buprenorphine + Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo + Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": 302,
      "start_date": "2011-09",
      "completion_date": "2013-03",
      "has_results": true,
      "last_update_posted_date": "2021-10-29",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • San Francisco, California • Denver, Colorado + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01402492"
    },
    {
      "nct_id": "NCT04447287",
      "title": "A Study to Assess the Effect of a Single Dose of ASP8062 on the Multiple Dose Safety, Tolerability and Pharmacokinetics of Buprenorphine/Naloxone in Participants With Opioid Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "ASP8062",
          "type": "DRUG"
        },
        {
          "name": "Placebo ASP8062",
          "type": "DRUG"
        },
        {
          "name": "buprenorphine/naloxone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Global Development, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 23,
      "start_date": "2020-06-29",
      "completion_date": "2020-11-25",
      "has_results": true,
      "last_update_posted_date": "2024-11-21",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04447287"
    },
    {
      "nct_id": "NCT03852628",
      "title": "Kappa Opioid Receptor Antagonism for the Tx of AUD and Comorbid PTSD",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder",
        "Alcohol Abuse"
      ],
      "interventions": [
        {
          "name": "2mg Buprenex and 380mg Vivitrol",
          "type": "DRUG"
        },
        {
          "name": "Placebo (SL pill qd, IM injection q4weeks)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pharmacotherapies for Alcohol and Substance Use Disorders Alliance",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 69,
      "start_date": "2019-05-20",
      "completion_date": "2023-01-30",
      "has_results": true,
      "last_update_posted_date": "2023-09-14",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 2,
      "location_summary": "Tuscaloosa, Alabama • West Haven, Connecticut",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03852628"
    },
    {
      "nct_id": "NCT01633944",
      "title": "Efficacy Study to Evaluate Buprenorphine HCl Buccal Film in Opioid-Naive Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioDelivery Sciences International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 752,
      "start_date": "2012-08",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2017-02-27",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 60,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Anaheim, California + 51 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Chino",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01633944"
    },
    {
      "nct_id": "NCT05778591",
      "title": "Low-dose Buprenorphine as a Modulator of Social Motivation in Schizophrenia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine 0.15 MG [Belbuca]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-05-17",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05778591"
    },
    {
      "nct_id": "NCT04455802",
      "title": "Randomized Control Trial of Buprenorphine vs. Morphine for the Treatment of Neonatal Opioid Withdrawal Syndrome (NOWS)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Neonatal Opioid Withdrawal Syndrome"
      ],
      "interventions": [
        {
          "name": "Buprenorphine or Placebo",
          "type": "DRUG"
        },
        {
          "name": "Morphine or Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Women and Infants Hospital of Rhode Island",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2020-10-01",
      "completion_date": "2021-05-17",
      "has_results": false,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04455802"
    },
    {
      "nct_id": "NCT02176291",
      "title": "Incomplete Response in Late-Life Depression: Getting to Remission With Buprenorphine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Depression",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jordan F. Karp",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2014-08",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2018-08-29",
      "last_synced_at": "2026-10-11T23:34:20.694Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02176291"
    }
  ]
}