{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=opiates&page=9",
    "query": {
      "intervention": "opiates",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 1428,
    "total_pages": 143,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=opiates&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=opiates&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T17:07:17.776Z",
  "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": "NCT00637000",
      "title": "Induction of Opioid-Dependent Individuals Onto Buprenorphine and Buprenorphine/Naloxone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid-related Disorders"
      ],
      "interventions": [
        {
          "name": "Buprenorphine soluble film",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine/naloxone film strip",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indivior 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": 38,
      "start_date": "2008-03",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2017-06-05",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00637000"
    },
    {
      "nct_id": "NCT04225598",
      "title": "Emergency Department-Initiated Buprenorphine Validation Network Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "CAM2038",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine Sublingual Product",
          "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": 2000,
      "start_date": "2020-07-08",
      "completion_date": "2024-12-06",
      "has_results": false,
      "last_update_posted_date": "2025-01-10",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 35,
      "location_summary": "Oakland, California • San Leandro, California • New Haven, Connecticut + 25 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Leandro",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04225598"
    },
    {
      "nct_id": "NCT01673594",
      "title": "Prevention of Stimulant-Induced Euphoria With an Opioid Receptor Antagonist",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD",
        "Stimulant-Induced Euphoria"
      ],
      "interventions": [
        {
          "name": "SODAS MPH",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 37,
      "start_date": "2012-09",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2016-11-30",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01673594"
    },
    {
      "nct_id": "NCT04298853",
      "title": "Optimal Morphine Dosing Schedule for Neonatal Abstinence Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Neonatal Abstinence Syndrome",
        "Neonatal Opioid Withdrawal",
        "Neonatal Opioid Withdrawal Syndrome"
      ],
      "interventions": [
        {
          "name": "Morphine PRN",
          "type": "DRUG"
        },
        {
          "name": "Morphine scheduled",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "28 Days",
        "sex": "ALL",
        "summary": "Up to 28 Days"
      },
      "enrollment_count": 17,
      "start_date": "2020-06-30",
      "completion_date": "2021-10-01",
      "has_results": true,
      "last_update_posted_date": "2022-10-06",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04298853"
    },
    {
      "nct_id": "NCT04423107",
      "title": "Assessment of Postop Hypospadias Pain",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypospadias"
      ],
      "interventions": [
        {
          "name": "Acetaminophen, Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen, Ibuprofen, Oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "23 Months",
        "sex": "MALE",
        "summary": "6 Months to 23 Months · Male only"
      },
      "enrollment_count": 150,
      "start_date": "2020-07-01",
      "completion_date": "2023-01",
      "has_results": false,
      "last_update_posted_date": "2020-07-31",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04423107"
    },
    {
      "nct_id": "NCT00920829",
      "title": "Genetic and Brain Mechanisms of Naltrexone's Treatment Efficacy for Alcoholism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "Naltrexone 50 Mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 358,
      "start_date": "2009-06",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2018-07-10",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 2,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00920829"
    },
    {
      "nct_id": "NCT01052831",
      "title": "Naltrexone for Impulse Control Disorders in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Impulse Control Disorder",
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 50,
      "start_date": "2009-11",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2015-08-06",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01052831"
    },
    {
      "nct_id": "NCT06067737",
      "title": "Outpatient Buprenorphine Induction With Psilocybin for Opioid Use Disorder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Psilocybin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 90,
      "start_date": "2024-02-08",
      "completion_date": "2029-05",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06067737"
    },
    {
      "nct_id": "NCT00759902",
      "title": "Comparison of Two KADIAN 10 mg Capsules to a KADIAN 20 mg Capsule Under Fasted Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "morphine sulfate extended-release capsules",
          "type": "DRUG"
        },
        {
          "name": "KADIAN (morphine sulfate extended-release) capsules",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Actavis Inc.",
      "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": 36,
      "start_date": "2006-08",
      "completion_date": "2006-10",
      "has_results": true,
      "last_update_posted_date": "2010-08-17",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00759902"
    },
    {
      "nct_id": "NCT02805972",
      "title": "Biology and Experience of Eating in Women With Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Naloxone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 41,
      "start_date": "2017-05-20",
      "completion_date": "2018-07-25",
      "has_results": true,
      "last_update_posted_date": "2021-11-03",
      "last_synced_at": "2026-10-30T17:07:17.776Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02805972"
    }
  ]
}