{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+hydromorphone",
    "query": {
      "intervention": "Placebo hydromorphone"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 40,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+hydromorphone&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T01:43:05.015Z",
  "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": "NCT00365898",
      "title": "Efficacy and Safety of Hydromorphone Hydrochloride Extended-Release Compared to Placebo in Subjects With Persistent Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Non-Malignant Pain"
      ],
      "interventions": [
        {
          "name": "Hydromorphone Hydrochloride Extended-Release",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Purdue Pharma LP",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 380,
      "start_date": "2005-07",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2006-08-18",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Clearwater, Florida • Fort Myers, Florida + 11 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Merritt Island",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00365898"
    },
    {
      "nct_id": "NCT03553498",
      "title": "IV Acetaminophen as Adjuvant Analgesic to Hydromorphone - Emergency Department Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "IV acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "IV placebo",
          "type": "DRUG"
        },
        {
          "name": "hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Albert Einstein College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "21 Years to 64 Years"
      },
      "enrollment_count": 162,
      "start_date": "2018-11-27",
      "completion_date": "2019-05-15",
      "has_results": true,
      "last_update_posted_date": "2022-03-02",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03553498"
    },
    {
      "nct_id": "NCT05610072",
      "title": "Behavioral Effects of Drugs (Inpatient): 43 (Opioids, Cocaine, n-Acetylcysteine)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cocaine Use Disorder",
        "Opioid Use Disorder",
        "Stimulant Use Disorder"
      ],
      "interventions": [
        {
          "name": "n-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Placebo n-acetylcystine",
          "type": "DRUG"
        },
        {
          "name": "Placebo hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "William Stoops",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 12,
      "start_date": "2022-12-15",
      "completion_date": "2026-03-27",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 2,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05610072"
    },
    {
      "nct_id": "NCT03389750",
      "title": "A Study to Evaluate the Abuse Potential of Oxymorphone Compared to Other Mu Opioid Agonists.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Intravenous Challenge Drug",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 16,
      "start_date": "2018-03-15",
      "completion_date": "2023-06-28",
      "has_results": true,
      "last_update_posted_date": "2023-09-07",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 2,
      "location_summary": "Lexington, Kentucky • New York, New York",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03389750"
    },
    {
      "nct_id": "NCT04639011",
      "title": "Duloxetine Tibial Plateau",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tibial Plateau Fracture",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Duloxetine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Standard of care (SOC) for tibial plateau surgery",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Boston Medical Center",
      "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": "2022-10",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2022-11-21",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Valhalla, New York",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Valhalla",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04639011"
    },
    {
      "nct_id": "NCT02372591",
      "title": "Study of the Treatment of Experimental Pain in Buprenorphine Maintained Persons With Chronic Musculoskeletal Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid-Related Disorders",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins 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": 14,
      "start_date": "2015-08",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2017-09-11",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02372591"
    },
    {
      "nct_id": "NCT02205983",
      "title": "The Effects of Hydromorphone on Responses to Verbal Tasks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "2 mg hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "1000 mg Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "4 mg hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "dextrose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 50,
      "start_date": "2015-01",
      "completion_date": "2016-09",
      "has_results": true,
      "last_update_posted_date": "2018-10-09",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02205983"
    },
    {
      "nct_id": "NCT04973748",
      "title": "Conditioned Open-label Placebo (COLP) for Peri-operative Pain Management in Patients With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Conditioned open-label placebo (COLP)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Surveys about pain, opioid use and depression symptoms",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2023-02-07",
      "completion_date": "2024-06-28",
      "has_results": false,
      "last_update_posted_date": "2024-08-23",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04973748"
    },
    {
      "nct_id": "NCT02351700",
      "title": "Analgesia Regimens Following Trans-sphenoidal Surgery for Pituitary Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pituitary Tumor",
        "Pain"
      ],
      "interventions": [
        {
          "name": "IV Caldolor",
          "type": "DRUG"
        },
        {
          "name": "IV Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 62,
      "start_date": "2015-02-01",
      "completion_date": "2016-04-01",
      "has_results": true,
      "last_update_posted_date": "2021-10-21",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02351700"
    },
    {
      "nct_id": "NCT06406400",
      "title": "Drug-Drug Interaction and Safety of AZD4041 Study (Part 1) and Efficacy, Safety, Pharmacokinetics and Pharmacodynamics of AZD4041 Study in Opioid Use Disorder (Part 2).",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "AZD4041",
          "type": "DRUG"
        },
        {
          "name": "Itraconazole",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine / Naloxone",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "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": 15,
      "start_date": "2024-05-13",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-26",
      "last_synced_at": "2026-09-17T01:43:05.015Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06406400"
    }
  ]
}