{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naltrexone+50+Mg&page=2",
    "query": {
      "intervention": "Naltrexone 50 Mg",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 88,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naltrexone+50+Mg&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naltrexone+50+Mg&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T00:06:52.613Z",
  "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": "NCT02165930",
      "title": "Effects of Ethanol on Oxycodone Pharmacokinetics in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pain Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 17,
      "start_date": "2014-07",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2016-04-04",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 2,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02165930"
    },
    {
      "nct_id": "NCT02726035",
      "title": "Evaluation of Naltrexone as a Treatment for Self-injurious Behavior",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Self-injurious Behavior",
        "Self Mutilation"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Western Michigan University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-02-22",
      "completion_date": "2017-01-04",
      "has_results": false,
      "last_update_posted_date": "2017-11-06",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Kalamazoo, Michigan",
      "locations": [
        {
          "city": "Kalamazoo",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02726035"
    },
    {
      "nct_id": "NCT02268448",
      "title": "Treatment of Chronic Itch in Atopic Dermatitis (Eczema): Nerve Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cutaneous Nerves CNS Itch"
      ],
      "interventions": [
        {
          "name": "Clonidine",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Minnesota",
      "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": 8,
      "start_date": "2015-07",
      "completion_date": "2022-09",
      "has_results": false,
      "last_update_posted_date": "2023-01-26",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02268448"
    },
    {
      "nct_id": "NCT02317744",
      "title": "Treatment of Binge Eating Disorder in Obesity: Naltrexone/ Bupropion Combination Versus Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Binge Eating Disorder"
      ],
      "interventions": [
        {
          "name": "Naltrexone and bupropion combination",
          "type": "DRUG"
        },
        {
          "name": "Pill Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale 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": 22,
      "start_date": "2014-12",
      "completion_date": "2016-09",
      "has_results": true,
      "last_update_posted_date": "2017-12-22",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02317744"
    },
    {
      "nct_id": "NCT00271024",
      "title": "Efficacy of Naltrexone in Women's Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Naltrexone (drug)",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for Naltrexone)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "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": 333,
      "start_date": "2005-12",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2023-03-23",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00271024"
    },
    {
      "nct_id": "NCT01623440",
      "title": "Food Reward in Native American Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Placebo and fMRI",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Naltrexone and fMRI",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 69,
      "start_date": "2009-11",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2019-07-12",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01623440"
    },
    {
      "nct_id": "NCT02454712",
      "title": "Study of PF614 Compared to OxyContin® in Healthy Volunteers (PF614-101)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF614",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone extended-release",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ensysce Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 64,
      "start_date": "2016-11-16",
      "completion_date": "2018-01-18",
      "has_results": false,
      "last_update_posted_date": "2024-10-02",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Lenexa, Kansas",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02454712"
    },
    {
      "nct_id": "NCT05037032",
      "title": "Effects of Naltrexone on Nocturnal Breathing Patterns at Altitude",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Altitude",
        "Sleep Apnea, Central"
      ],
      "interventions": [
        {
          "name": "Naltrexone Pill",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Loma Linda Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 16,
      "start_date": "2021-08-08",
      "completion_date": "2021-10-17",
      "has_results": false,
      "last_update_posted_date": "2023-04-26",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05037032"
    },
    {
      "nct_id": "NCT04935931",
      "title": "Naltrexone Neuroimaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Eating Disorders",
        "Binge Eating",
        "Purging (Eating Disorders)"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Mercy Hospital Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "13 Years to 21 Years"
      },
      "enrollment_count": 13,
      "start_date": "2021-07-16",
      "completion_date": "2022-06-30",
      "has_results": true,
      "last_update_posted_date": "2023-10-12",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04935931"
    },
    {
      "nct_id": "NCT01349985",
      "title": "Adaptive Goal-Directed Adherence Tracking and Enhancement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Abuse"
      ],
      "interventions": [
        {
          "name": "AGATE",
          "type": "OTHER"
        },
        {
          "name": "SASED",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Talaria, 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": 136,
      "start_date": "2011-07",
      "completion_date": "2013-02",
      "has_results": false,
      "last_update_posted_date": "2014-05-13",
      "last_synced_at": "2026-10-04T00:06:52.613Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01349985"
    }
  ]
}