{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naltrexone+or+Placebo&page=3",
    "query": {
      "intervention": "Naltrexone or Placebo",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 157,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naltrexone+or+Placebo&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naltrexone+or+Placebo&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T08:54:32.984Z",
  "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": "NCT07249554",
      "title": "Combination Therapy for Alcohol Use Disorder",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Glucagon-Like Peptide-1 Agonist (GLP-1)",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone (oral tablets)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 45,
      "start_date": "2026-11",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "Havre de Grace, Maryland",
      "locations": [
        {
          "city": "Havre de Grace",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07249554"
    },
    {
      "nct_id": "NCT01380093",
      "title": "Abuse Potential of Orally Administered Crushed Embeda Compared to Crushed Controlled-Release Morphine and Placebo in Non-Dependent Recreational Opioid Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nondependent Opioid Abuse, Episodic"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "MS Contin (morphine sulfate, controlled release)",
          "type": "DRUG"
        },
        {
          "name": "EMBEDA (morphine sulfate / naltrexone hydrochloride)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 80,
      "start_date": "2011-02",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2012-05-31",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01380093"
    },
    {
      "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": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00733720"
    },
    {
      "nct_id": "NCT01024335",
      "title": "Dronabinol Naltrexone Treatment for Opioid Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "injectable naltrexone and dronabinol",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone and placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "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": 60,
      "start_date": "2010-01",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2018-06-18",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01024335"
    },
    {
      "nct_id": "NCT00663117",
      "title": "The Effects of Naltrexone on Active Crohn's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Inflammation",
        "Crohn's Disease"
      ],
      "interventions": [
        {
          "name": "Naltrexone-HCl",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "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": 40,
      "start_date": "2006-09",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2018-10-02",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00663117"
    },
    {
      "nct_id": "NCT01825447",
      "title": "A Study to Characterize the Abuse Liability of Intravenous Oxycodone Alone or in Combination With Intravenous Naltrexone in Healthy, Non-Dependent, Recreational Opioid Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone + Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 89,
      "start_date": "2013-07",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2013-10-08",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01825447"
    },
    {
      "nct_id": "NCT04678895",
      "title": "Low-Dose Naltrexone for the Treatment of Painful Diabetic Neuropathy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Painful Diabetic Neuropathy"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2020-12-22",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04678895"
    },
    {
      "nct_id": "NCT00105482",
      "title": "Targeted Interventions for Weight-Concerned Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Transdermal nicotine replacement",
          "type": "DRUG"
        },
        {
          "name": "Behavioral counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2005-01",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2013-03-05",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00105482"
    },
    {
      "nct_id": "NCT00125515",
      "title": "Memantine and Naltrexone Treatment for Opioid Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Memantine",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "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": 81,
      "start_date": "2005-06",
      "completion_date": "2008-08",
      "has_results": true,
      "last_update_posted_date": "2018-06-18",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00125515"
    },
    {
      "nct_id": "NCT05011266",
      "title": "Efficacy of Buprenorphine and XR-Naltrexone Combination for Relapse Prevention in Opioid Use Disorder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Buprenorphine/naloxone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 180,
      "start_date": "2023-04-18",
      "completion_date": "2027-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-10-02T08:54:32.984Z",
      "location_count": 2,
      "location_summary": "Rockville, Maryland • New York, New York",
      "locations": [
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05011266"
    }
  ]
}