{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naloxone-Only&page=2",
    "query": {
      "intervention": "Naloxone-Only",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naloxone-Only&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T06:54:03.713Z",
  "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": "NCT05090280",
      "title": "Pharmacokinetics of Oxycodone and PF614 Co-Administered with Nafamostat (PF614-MPAR-101)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pharmacokinetics"
      ],
      "interventions": [
        {
          "name": "PF614 solution",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Nafamostat Mesylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ensysce Biosciences",
      "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": 111,
      "start_date": "2021-12-01",
      "completion_date": "2023-04-26",
      "has_results": false,
      "last_update_posted_date": "2024-09-24",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05090280"
    },
    {
      "nct_id": "NCT05043766",
      "title": "Evaluation of Oral PF614 Relative to OxyContin (PF614-102)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "PF614",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "OxyContin",
          "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": 84,
      "start_date": "2021-09-08",
      "completion_date": "2022-03-21",
      "has_results": false,
      "last_update_posted_date": "2024-09-24",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05043766"
    },
    {
      "nct_id": "NCT07224009",
      "title": "Low Dose Naltrexone (LDN) for Management of Fatigue in Prostate Cancer Patients on Androgen Deprivation Therapy (ADT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 60,
      "start_date": "2026-08-25",
      "completion_date": "2030-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07224009"
    },
    {
      "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": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04447287"
    },
    {
      "nct_id": "NCT01856712",
      "title": "Oral vs. Injectable Naltrexone for Hospitalized Veterans With Alcohol Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2013-05",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2019-03-05",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01856712"
    },
    {
      "nct_id": "NCT07314346",
      "title": "Drug-drug Interaction Study of Bemnifosbuvir/Ruzasvir (BEM/RZR) and Buprenorphine/Naloxone or Methadone",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer Study"
      ],
      "interventions": [
        {
          "name": "Buprenorphine/Naloxone + BEM/RZR",
          "type": "DRUG"
        },
        {
          "name": "Methadone +BEM/RZR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Atea Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 32,
      "start_date": "2025-01-07",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 3,
      "location_summary": "Hollywood, Florida • Overland Park, Kansas • Marlton, New Jersey",
      "locations": [
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Marlton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07314346"
    },
    {
      "nct_id": "NCT05141266",
      "title": "Healthy Opioid Prescription Engagement",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Misuse",
        "Opioid-Related Disorders",
        "Pharmacist-Patient Relations"
      ],
      "interventions": [
        {
          "name": "Patient Navigation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Medication Counseling (SMC)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Jerry Cochran",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 350,
      "start_date": "2021-11-08",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05141266"
    },
    {
      "nct_id": "NCT04499950",
      "title": "Adaptive Nutrition and Exercise Weight Loss (A-NEW) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Overweight or Obesity"
      ],
      "interventions": [
        {
          "name": "Contrave",
          "type": "DRUG"
        },
        {
          "name": "Behavioral Weight Loss",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 53,
      "start_date": "2021-02-08",
      "completion_date": "2024-01-10",
      "has_results": true,
      "last_update_posted_date": "2025-03-06",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04499950"
    },
    {
      "nct_id": "NCT03604159",
      "title": "XRB vs. SLB in Jail and at Re-entry: Pilot, Proof of Concept",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Buprenorphine Extended Release",
          "type": "DRUG"
        },
        {
          "name": "Sublingual Buprenorphine (SUBOXONE, Zubsolv, or generic tablets)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 52,
      "start_date": "2019-06-24",
      "completion_date": "2020-05-04",
      "has_results": true,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03604159"
    },
    {
      "nct_id": "NCT00129246",
      "title": "Low-Dose Naltrexone Combined With Bupropion to Stop Smoking With Less Weight Gain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Smoking",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Bupropion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 40,
      "start_date": "2004-12",
      "completion_date": "2005-12",
      "has_results": true,
      "last_update_posted_date": "2020-12-03",
      "last_synced_at": "2026-09-28T06:54:03.713Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00129246"
    }
  ]
}