{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Narcotics&page=4",
    "query": {
      "condition": "Narcotics",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1473,
    "total_pages": 148,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Narcotics&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Narcotics&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T22:09:01.706Z",
  "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": "NCT00577408",
      "title": "Behavioral Naltrexone Therapy for Promoting Adherence to Oral Naltrexone vs Extended Release Injectable Depot Naltrexone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opiate Dependence",
        "Heroin Dependence"
      ],
      "interventions": [
        {
          "name": "depot naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Oral 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": 60,
      "start_date": "2007-09",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2017-08-25",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00577408"
    },
    {
      "nct_id": "NCT04589676",
      "title": "Developing and Testing the Opioid Rapid Response System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Overdose"
      ],
      "interventions": [
        {
          "name": "Naloxone training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Real Prevention, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2020-12-01",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 2,
      "location_summary": "Bloomington, Indiana • Clifton, New Jersey",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        },
        {
          "city": "Clifton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04589676"
    },
    {
      "nct_id": "NCT00772785",
      "title": "Study of Probuphine in Patients With Opioid Dependence",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid Dependency"
      ],
      "interventions": [
        {
          "name": "Probuphine (buprenorphine implant)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Titan Pharmaceuticals",
      "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": 16,
      "start_date": "2008-09",
      "completion_date": "2009-02",
      "has_results": false,
      "last_update_posted_date": "2018-12-31",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "North Miami, Florida",
      "locations": [
        {
          "city": "North Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00772785"
    },
    {
      "nct_id": "NCT01536925",
      "title": "Studies of Opioid Seeking Behavior: Yohimbine and Hydrocortisone Effects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heroin Dependence",
        "Opioid-Related Disorders"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wayne State University",
      "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": 21,
      "start_date": "2011-12",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2018-04-05",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01536925"
    },
    {
      "nct_id": "NCT00420771",
      "title": "Gabapentin Treatment of Benzodiazepine Abuse in Methadone Maintenance Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Benzodiazepine Dependence",
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "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": 19,
      "start_date": "2007-01",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2019-04-24",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "Long Island City, New York",
      "locations": [
        {
          "city": "Long Island City",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00420771"
    },
    {
      "nct_id": "NCT01967641",
      "title": "Prescription Opioid Abuse Among Pain Patients: Predictors of Relapse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "buprenorphine/naloxone combination",
          "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": 51,
      "start_date": "2005-11",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2019-04-24",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01967641"
    },
    {
      "nct_id": "NCT00000256",
      "title": "Reinforcing Effects of Brief Exposures to Nitrous Oxide - 8",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-Related Disorders",
        "Substance-Related Disorders"
      ],
      "interventions": [
        {
          "name": "20% N2O",
          "type": "DRUG"
        },
        {
          "name": "40% N2O",
          "type": "DRUG"
        },
        {
          "name": "60% N2O",
          "type": "DRUG"
        },
        {
          "name": "80% N2O",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "34 Years",
        "sex": "ALL",
        "summary": "22 Years to 34 Years"
      },
      "enrollment_count": 11,
      "start_date": "1995-08",
      "completion_date": "1996-11",
      "has_results": false,
      "last_update_posted_date": "2015-05-28",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000256"
    },
    {
      "nct_id": "NCT05497154",
      "title": "Physical Therapists Identifying Patients With Opioid Misuse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Misuse",
        "Musculoskeletal Pain"
      ],
      "interventions": [
        {
          "name": "Training Arm",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2022-10-14",
      "completion_date": "2023-06-08",
      "has_results": false,
      "last_update_posted_date": "2023-08-04",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05497154"
    },
    {
      "nct_id": "NCT04161066",
      "title": "Adjunctive Effects of Psilocybin and a Formulation of Buprenorphine",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Psilocybin with facilitated counseling",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 10,
      "start_date": "2021-01-13",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04161066"
    },
    {
      "nct_id": "NCT06454903",
      "title": "Developing a Smartphone Application to Support Veteran Opioid Use Disorder Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-Related Disorders",
        "Psychosocial Functioning",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "ACT to RECOVER",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smartphone-based Symptom-Monitoring",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2025-04-02",
      "completion_date": "2029-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-10-23T22:09:01.706Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06454903"
    }
  ]
}