{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buprenorphine+and+Naloxone&page=4",
    "query": {
      "intervention": "Buprenorphine and Naloxone",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 165,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buprenorphine+and+Naloxone&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buprenorphine+and+Naloxone&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T23:34:35.841Z",
  "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": "NCT04480554",
      "title": "Anti-retroviral Therapy, Medications for Opioid Use Disorder, Opioids and HIV Infection - Study 1",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "HIV-1-infection",
        "Immune Activation",
        "Inflammation",
        "Methadone",
        "Buprenorphine",
        "Naltrexone",
        "Antiretroviral Treatment"
      ],
      "interventions": [
        {
          "name": "Methadone",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine/naloxone",
          "type": "DRUG"
        },
        {
          "name": "XR-Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 78,
      "start_date": "2023-01-30",
      "completion_date": "2025-06-30",
      "has_results": true,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-10-12T23:34:35.841Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04480554"
    },
    {
      "nct_id": "NCT06494904",
      "title": "Standard Versus High Dose ED-Initiated Buprenorphine Induction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 360,
      "start_date": "2024-12-06",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-28",
      "last_synced_at": "2026-10-12T23:34:35.841Z",
      "location_count": 5,
      "location_summary": "Oakland, California • San Leandro, California • Portland, Maine + 2 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Leandro",
          "state": "California"
        },
        {
          "city": "Portland",
          "state": "Maine"
        },
        {
          "city": "Camden",
          "state": "New Jersey"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06494904"
    },
    {
      "nct_id": "NCT03911466",
      "title": "Medication Treatment for Opioid Use Disorder in Expectant Mothers: Conceptual Model Assessments Sub-study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid-Related Disorders",
        "Drug Addiction",
        "Pregnancy Related",
        "Substance Abuse",
        "Drug Abuse",
        "Neonatal Abstinence Syndrome",
        "Neonatal Opioid Withdrawal Syndrome",
        "Drug Abuse in Pregnancy"
      ],
      "interventions": [
        {
          "name": "Buprenorphine Injection",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine Sublingual Product",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "T. John Winhusen, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "41 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 41 Years · Female only"
      },
      "enrollment_count": 97,
      "start_date": "2020-07-21",
      "completion_date": "2024-11-06",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-10-12T23:34:35.841Z",
      "location_count": 12,
      "location_summary": "Jacksonville, Florida • Boston, Massachusetts • Albuquerque, New Mexico + 8 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03911466"
    },
    {
      "nct_id": "NCT02496403",
      "title": "Buprenorphine and Substance Abuse Services for Prescription Opioid Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opiate Substitution Treatment"
      ],
      "interventions": [
        {
          "name": "Standard Medical Management (SMM)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 239,
      "start_date": "2015-12",
      "completion_date": "2019-05",
      "has_results": false,
      "last_update_posted_date": "2019-09-26",
      "last_synced_at": "2026-10-12T23:34:35.841Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02496403"
    },
    {
      "nct_id": "NCT04794790",
      "title": "Buprenorphine Induction for Fentanyl Dependent Opioid Users",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Opioid Dependence Fentanyl"
      ],
      "interventions": [
        {
          "name": "Buprenorphine/naloxone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 0,
      "start_date": "2022-05-09",
      "completion_date": "2024-06-22",
      "has_results": false,
      "last_update_posted_date": "2024-05-22",
      "last_synced_at": "2026-10-12T23:34:35.841Z",
      "location_count": 1,
      "location_summary": "Harrisburg, Pennsylvania",
      "locations": [
        {
          "city": "Harrisburg",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04794790"
    },
    {
      "nct_id": "NCT00383045",
      "title": "HIV Risk Reduction and Drug Abuse Treatment in Malaysia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opiate Dependence"
      ],
      "interventions": [
        {
          "name": "Buprenorphine/Subutex",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Drug counseling",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 180,
      "start_date": "2003-04",
      "completion_date": "2007-08",
      "has_results": false,
      "last_update_posted_date": "2020-03-31",
      "last_synced_at": "2026-10-12T23:34:35.841Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00383045"
    },
    {
      "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": "2026-10-12T23:34:35.841Z",
      "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": "NCT05733442",
      "title": "Counseling for Harm Reduction and Retention in Medication-assisted Treatment - Cherokee Nation",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Treatment as usual (TAU)",
          "type": "OTHER"
        },
        {
          "name": "CHaRRM-CN",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 136,
      "start_date": "2023-01-17",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-10-12T23:34:35.841Z",
      "location_count": 2,
      "location_summary": "Tahlequah, Oklahoma • Seattle, Washington",
      "locations": [
        {
          "city": "Tahlequah",
          "state": "Oklahoma"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05733442"
    },
    {
      "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": "2026-10-12T23:34:35.841Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00733720"
    },
    {
      "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": "2026-10-12T23:34:35.841Z",
      "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"
    }
  ]
}