{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=opiates&page=41",
    "query": {
      "intervention": "opiates",
      "page": 41
    },
    "page_size": 10
  },
  "pagination": {
    "page": 41,
    "page_size": 10,
    "total_count": 1429,
    "total_pages": 143,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=opiates&page=42&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=opiates&page=40&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-04T15:06:57.511Z",
  "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": "NCT02107339",
      "title": "Methadone and Hydromorphone For Spinal Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hydromorphone Use",
        "Acute Postoperative Pain",
        "Patient Satisfaction",
        "Chronic Persistent Surgical Pain"
      ],
      "interventions": [
        {
          "name": "Methadone",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endeavor Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 120,
      "start_date": "2014-03",
      "completion_date": "2017-09",
      "has_results": true,
      "last_update_posted_date": "2019-09-30",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02107339"
    },
    {
      "nct_id": "NCT01366001",
      "title": "ALK33BUP-101: Safety and Pharmacodynamic Effects of ALKS 33-BUP Administered Alone and When Co-administered With Cocaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine Abuse"
      ],
      "interventions": [
        {
          "name": "ALKS 33-BUP",
          "type": "DRUG"
        },
        {
          "name": "ALKS 33",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alkermes, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 33,
      "start_date": "2011-08",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2012-03-09",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01366001"
    },
    {
      "nct_id": "NCT00486330",
      "title": "Pharmacokinetic Interactions Between Buprenorphine and Tipranavir/Ritonavir",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Buprenorphine, Tipranavir and ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "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": 12,
      "start_date": "2006-05",
      "completion_date": "2007-05",
      "has_results": true,
      "last_update_posted_date": "2020-04-20",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00486330"
    },
    {
      "nct_id": "NCT00609466",
      "title": "A Trial to Evaluate CG5503 Efficacy and Safety in Acute Pain After Bunionectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bunionectomy",
        "Pain",
        "Postoperative Pain",
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "CG5503 IR",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Grünenthal GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 291,
      "start_date": "2007-09",
      "completion_date": "2008-02",
      "has_results": true,
      "last_update_posted_date": "2011-11-16",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 6,
      "location_summary": "Pasadena, Maryland • Austin, Texas • Houston, Texas + 3 more",
      "locations": [
        {
          "city": "Pasadena",
          "state": "Maryland"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        },
        {
          "city": "San Marcos",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00609466"
    },
    {
      "nct_id": "NCT01893827",
      "title": "Extended-Release vs. Oral Naltrexone Alcohol Treatment in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "XR-NTX (Extended-Release Naltrexone)",
          "type": "DRUG"
        },
        {
          "name": "Oral Naltrexone (O-NTX)",
          "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": 237,
      "start_date": "2014-06",
      "completion_date": "2018-10-03",
      "has_results": true,
      "last_update_posted_date": "2020-06-16",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01893827"
    },
    {
      "nct_id": "NCT02432456",
      "title": "Ketamine Infusion Therapy for the Management of Acute Pain in Adult Rib Fracture Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Wounds and Injuries",
        "Rib Fractures"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Intercostal Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Pantoprazole",
          "type": "DRUG"
        },
        {
          "name": "Methocarbamol",
          "type": "DRUG"
        },
        {
          "name": "Opioid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 153,
      "start_date": "2015-09",
      "completion_date": "2018-08",
      "has_results": true,
      "last_update_posted_date": "2020-02-05",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02432456"
    },
    {
      "nct_id": "NCT00293969",
      "title": "A Trial Comparing Different Dosing Regimens of Morphine in Patients With Moderate to Severe Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Morphine 0.1mg/kg versus morphine 0.15 mg/kg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Montefiore Medical Center",
      "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": 280,
      "start_date": "2005-03",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2006-02-20",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00293969"
    },
    {
      "nct_id": "NCT04613024",
      "title": "Beneficial Side Effects of Topiramate in Obese Patients Undergoing Total Joint Arthroplasty",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Weight Loss",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Topamax",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 0,
      "start_date": "2025-07-01",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-04-11",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 0,
      "location_summary": "Not listed",
      "locations": [],
      "official_url": "https://clinicaltrials.gov/study/NCT04613024"
    },
    {
      "nct_id": "NCT03254459",
      "title": "Study of Buprenorphine Sublingual Spray Versus Standard of Care Narcotic Therapy for the Treatment of Post-Operative Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Buprenorphine Sublingual Spray",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Zofran",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "INSYS Therapeutics 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": 100,
      "start_date": "2017-09-12",
      "completion_date": "2017-11-13",
      "has_results": true,
      "last_update_posted_date": "2018-10-29",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 2,
      "location_summary": "Pasadena, California • Murray, Utah",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Murray",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03254459"
    },
    {
      "nct_id": "NCT00379197",
      "title": "Phase II of Naltrexone in Hormone-Refractory Metastatic Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "naltrexone",
          "type": "DRUG"
        },
        {
          "name": "PET scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "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": 13,
      "start_date": "2006-07",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-11-04T15:06:57.511Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00379197"
    }
  ]
}