{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hydromorphone+Hydrochloride&page=2",
    "query": {
      "intervention": "Hydromorphone Hydrochloride",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 183,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hydromorphone+Hydrochloride&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hydromorphone+Hydrochloride&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T13:35:41.360Z",
  "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": "NCT03481881",
      "title": "Pharmacokinetics of Drugs Administered to Children",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pediatric ALL"
      ],
      "interventions": [
        {
          "name": "Standard of care drug",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "0 Years to 20 Years"
      },
      "enrollment_count": 200,
      "start_date": "2013-08-14",
      "completion_date": "2033-08-14",
      "has_results": false,
      "last_update_posted_date": "2026-01-07",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03481881"
    },
    {
      "nct_id": "NCT05252858",
      "title": "A Pilot Study Investigating the nCAP Signal Relief Patch in Subjects Undergoing Primary Hip or Knee Replacement Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use",
        "Pain, Post Operative"
      ],
      "interventions": [
        {
          "name": "nCAP Signal Relief Patch",
          "type": "DEVICE"
        },
        {
          "name": "Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Jacques E. Chelly",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 79,
      "start_date": "2022-03-21",
      "completion_date": "2022-10-08",
      "has_results": true,
      "last_update_posted_date": "2024-04-18",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05252858"
    },
    {
      "nct_id": "NCT03115151",
      "title": "Epidural and Intravenous Patient-Controlled Analgesia Following Lumbar Spinal Fusion Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern 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": 46,
      "start_date": "2017-05-08",
      "completion_date": "2023-04-04",
      "has_results": true,
      "last_update_posted_date": "2023-10-26",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03115151"
    },
    {
      "nct_id": "NCT03472469",
      "title": "MAST Trial: Multi-modal Analgesic Strategies in Trauma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nonspecific Pain Post Traumatic Injury"
      ],
      "interventions": [
        {
          "name": "Acetaminophen IV/PO",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen PO",
          "type": "DRUG"
        },
        {
          "name": "Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "Celebrex",
          "type": "DRUG"
        },
        {
          "name": "Naproxen",
          "type": "DRUG"
        },
        {
          "name": "Tramadol",
          "type": "DRUG"
        },
        {
          "name": "Pregabalin",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Opioids",
          "type": "DRUG"
        },
        {
          "name": "Regional anesthesia",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 1561,
      "start_date": "2018-04-02",
      "completion_date": "2019-07-03",
      "has_results": true,
      "last_update_posted_date": "2021-06-18",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03472469"
    },
    {
      "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": "2026-10-04T13:35:41.360Z",
      "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": "NCT02423876",
      "title": "Epidural Anesthesia Within an Enhanced Recovery Pathway in Reducing Pain in Patients Undergoing Gynecologic Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Intraoperative Complication",
        "Malignant Female Reproductive System Neoplasm",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Epidural analgesia",
          "type": "DRUG"
        },
        {
          "name": "Intraoperative Complication Management and Prevention",
          "type": "OTHER"
        },
        {
          "name": "Pain Therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 104,
      "start_date": "2015-03-17",
      "completion_date": "2022-01-03",
      "has_results": true,
      "last_update_posted_date": "2023-09-06",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02423876"
    },
    {
      "nct_id": "NCT06669650",
      "title": "Personalized Post-Operative Pain Management",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Persistent Post Operative Opioid Use",
        "Post-surgical Pain"
      ],
      "interventions": [
        {
          "name": "PGx guided personalized post-operative pain management",
          "type": "OTHER"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Tennessee Graduate School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 208,
      "start_date": "2024-09-25",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2024-11-01",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06669650"
    },
    {
      "nct_id": "NCT02785003",
      "title": "Ketamine in Colorectal Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acute Pain",
        "Pain, Postoperative",
        "Colorectal Surgery"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Opioid",
          "type": "DRUG"
        },
        {
          "name": "Alvimopan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 0,
      "start_date": "2016-07",
      "completion_date": "2018-08",
      "has_results": false,
      "last_update_posted_date": "2017-10-26",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02785003"
    },
    {
      "nct_id": "NCT01848951",
      "title": "Comparison of Epidural and TAP Block in Abdominal Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Pain",
        "Surgery",
        "Regional Anesthesia"
      ],
      "interventions": [
        {
          "name": "Epidural",
          "type": "DRUG"
        },
        {
          "name": "TAP Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2014-02-01",
      "completion_date": "2016-12-01",
      "has_results": false,
      "last_update_posted_date": "2023-11-28",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01848951"
    },
    {
      "nct_id": "NCT00380978",
      "title": "Neuraxial Versus Systemic Analgesia for Latent Phase Labor Effect on Rate of Operative Delivery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Labor Pain",
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "combined spinal epidural analgesia",
          "type": "PROCEDURE"
        },
        {
          "name": "late analgesia (systemic)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1026,
      "start_date": "2001-10",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2014-04-14",
      "last_synced_at": "2026-10-04T13:35:41.360Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00380978"
    }
  ]
}