{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Injectable+Naltrexone&page=4",
    "query": {
      "intervention": "Injectable Naltrexone",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 92,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Injectable+Naltrexone&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Injectable+Naltrexone&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-02T15:37:52.271Z",
  "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": "NCT04454411",
      "title": "Brain Mechanisms of Pharmacotherapy in Opioid Use Disorder",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Brixadi",
          "type": "DRUG"
        },
        {
          "name": "Vivitrol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 3,
      "start_date": "2022-08-01",
      "completion_date": "2024-08-31",
      "has_results": true,
      "last_update_posted_date": "2025-08-06",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04454411"
    },
    {
      "nct_id": "NCT05579249",
      "title": "A Research Study Comparing Wegovy to Other Weight Management Drugs in People Living With Obesity in America",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Semaglutide",
          "type": "DRUG"
        },
        {
          "name": "Orlistat",
          "type": "DRUG"
        },
        {
          "name": "Phentermine/Topiramate",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone/Bupropion",
          "type": "DRUG"
        },
        {
          "name": "Liraglutide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2023-01-19",
      "completion_date": "2024-11-27",
      "has_results": true,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05579249"
    },
    {
      "nct_id": "NCT00781898",
      "title": "Treatment Study Using Depot Naltrexone (1/6) Philadelphia Coord/Data Mgmt Site",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Opiate Addiction"
      ],
      "interventions": [
        {
          "name": "Depot naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Treatment as Usual (TAU)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 308,
      "start_date": "2008-06",
      "completion_date": "2015-08",
      "has_results": true,
      "last_update_posted_date": "2017-10-23",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00781898"
    },
    {
      "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": "2026-11-02T15:37:52.271Z",
      "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": "NCT00620750",
      "title": "Extended-release Naltrexone for Alcohol Dependence in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "Extended release injectable naltrexone (Vivitrol)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2007-07",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2011-09-27",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00620750"
    },
    {
      "nct_id": "NCT02324725",
      "title": "Biomarkers of Injectable Extended Release Naltrexone Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heroin Dependence",
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2011-10",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2023-01-12",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02324725"
    },
    {
      "nct_id": "NCT05053503",
      "title": "Delivering Transcutaneous Auricular Neurostimulation to Improve Relapse Prevention in Opioid Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "Opioid Withdrawal"
      ],
      "interventions": [
        {
          "name": "Sparrow Ascent Therapy System",
          "type": "DEVICE"
        },
        {
          "name": "Lofexidine",
          "type": "DRUG"
        },
        {
          "name": "Extended-release injectable naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Spark Biomedical, 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": 108,
      "start_date": "2022-05-27",
      "completion_date": "2025-04-04",
      "has_results": false,
      "last_update_posted_date": "2025-07-04",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 4,
      "location_summary": "Rancho Mirage, California • Crownsville, Maryland • Center City, Minnesota + 1 more",
      "locations": [
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "Crownsville",
          "state": "Maryland"
        },
        {
          "city": "Center City",
          "state": "Minnesota"
        },
        {
          "city": "Plymouth",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05053503"
    },
    {
      "nct_id": "NCT00675532",
      "title": "Testing a Primary Care Model for the Treatment of Opioid Dependence Using Long-acting Injectable Naltrexone (Vivitrol).",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Drug Dependence"
      ],
      "interventions": [
        {
          "name": "Primary Care Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive-behavioral psychotherapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2011-05",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2013-07-22",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00675532"
    },
    {
      "nct_id": "NCT00511836",
      "title": "ALK21-018: Effects of Medisorb® Naltrexone (VIVITROL®) on Alcohol Craving in Treatment-seeking, Alcohol-dependent Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "VIVITROL 380 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alkermes, 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": 31,
      "start_date": "2007-07",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2017-07-11",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00511836"
    },
    {
      "nct_id": "NCT05338151",
      "title": "Promoting Alcohol Treatment Engagement Post-hospitalization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Brief Negotiated Interview (BNI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BNI+facilitated provision of MAUD",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Negotiated Interview BNI+facilitated provision of MAUD+CBT4CBT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "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": 417,
      "start_date": "2022-09-13",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-11-02T15:37:52.271Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05338151"
    }
  ]
}