{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oxymorphone+hydrochloride+%28HCl%29",
    "query": {
      "intervention": "Oxymorphone hydrochloride (HCl)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T19:18:38.918Z",
  "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": "NCT00930943",
      "title": "Effect of Extended-release Oxymorphone Taken With or Without Food on Cognitive Functioning",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Oxymorphone ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MedVadis Research Corporation",
      "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": 30,
      "start_date": "2009-05",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2023-05-09",
      "last_synced_at": "2026-10-05T19:18:38.918Z",
      "location_count": 1,
      "location_summary": "Wellesley Hills, Massachusetts",
      "locations": [
        {
          "city": "Wellesley Hills",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00930943"
    },
    {
      "nct_id": "NCT00652093",
      "title": "Lumbar Stenosis Outcomes Research II",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Lumbar Spinal Stenosis"
      ],
      "interventions": [
        {
          "name": "opana then darvocet then placebo",
          "type": "DRUG"
        },
        {
          "name": "opana then placebo then darvocet",
          "type": "DRUG"
        },
        {
          "name": "placebo then opana then darvocet",
          "type": "DRUG"
        },
        {
          "name": "Placebo then darvocet then opana",
          "type": "DRUG"
        },
        {
          "name": "Darvocet then opana then placebo",
          "type": "DRUG"
        },
        {
          "name": "Darvocet then placebo then opana",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2008-03",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2016-03-25",
      "last_synced_at": "2026-10-05T19:18:38.918Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00652093"
    },
    {
      "nct_id": "NCT02687451",
      "title": "Clinical Study to Evaluate the Effectiveness, Safety, and Tolerability of Oxymorphone Immediate Release (IR) Oral Liquid in Post Surgical Pediatric Subjects",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post-Operative Pain",
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "Oxymorphone HCl",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "0 Years to 2 Years"
      },
      "enrollment_count": 28,
      "start_date": "2016-04",
      "completion_date": "2020-09-15",
      "has_results": true,
      "last_update_posted_date": "2021-10-26",
      "last_synced_at": "2026-10-05T19:18:38.918Z",
      "location_count": 3,
      "location_summary": "Durham, North Carolina • Dallas, Texas • Houston, Texas",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02687451"
    },
    {
      "nct_id": "NCT01210638",
      "title": "Bioequivalency Study of Oxymorphone Hydrochloride 10 mg Tablets Under Fasted Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Oxymorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 42,
      "start_date": "2008-06",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-05T19:18:38.918Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01210638"
    },
    {
      "nct_id": "NCT01210352",
      "title": "Effectiveness, Safety, and Tolerability Study of Oxymorphone Immediate Release (IR) Oral Liquid in Post Surgical Pediatric Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post Operative Pain"
      ],
      "interventions": [
        {
          "name": "oxymorphone HCl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "0 Years to 12 Years"
      },
      "enrollment_count": 61,
      "start_date": "2010-12-13",
      "completion_date": "2017-10-06",
      "has_results": true,
      "last_update_posted_date": "2021-08-20",
      "last_synced_at": "2026-10-05T19:18:38.918Z",
      "location_count": 8,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Aurora, Colorado + 5 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01210352"
    },
    {
      "nct_id": "NCT00904280",
      "title": "Open-Label Extension to Evaluate the Long-Term Safety, Tolerability and Analgesic Efficacy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cancers, Pain",
        "Lower Back Pain"
      ],
      "interventions": [
        {
          "name": "Oxymorphone ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 239,
      "start_date": "2001-03",
      "completion_date": "2003-07",
      "has_results": false,
      "last_update_posted_date": "2009-05-19",
      "last_synced_at": "2026-10-05T19:18:38.918Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00904280"
    },
    {
      "nct_id": "NCT04681027",
      "title": "Safety, Tolerability, Effectiveness, and Pharmacokinetic Data in Opioid-experienced Children",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Pain",
        "Postsurgical Pain"
      ],
      "interventions": [
        {
          "name": "Oxymorphone hydrochloride (HCl)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 15,
      "start_date": "2013-03-11",
      "completion_date": "2021-01",
      "has_results": false,
      "last_update_posted_date": "2020-12-23",
      "last_synced_at": "2026-10-05T19:18:38.918Z",
      "location_count": 5,
      "location_summary": "Orange, California • New Orleans, Louisiana • Oklahoma City, Oklahoma + 2 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04681027"
    }
  ]
}