{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid+based+analgesia&page=3",
    "query": {
      "intervention": "Opioid based analgesia",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 115,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid+based+analgesia&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid+based+analgesia&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T14:57:05.003Z",
  "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": "NCT04979247",
      "title": "Intravenous Oliceridine and Opioid-related Complications",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Major Surgery"
      ],
      "interventions": [
        {
          "name": "Oliceridine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 204,
      "start_date": "2021-09-15",
      "completion_date": "2024-01-10",
      "has_results": true,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 3,
      "location_summary": "Winston-Salem, North Carolina • Cleveland, Ohio",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04979247"
    },
    {
      "nct_id": "NCT01123486",
      "title": "Hydromorphone Pharmacokinetic-Pharmacodynamic Fingerprint",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Ventilatory Depression"
      ],
      "interventions": [
        {
          "name": "hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "21 Years to 30 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-01",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2015-04-22",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01123486"
    },
    {
      "nct_id": "NCT01626235",
      "title": "AMPED Outcomes Registry of Post-ED Pain Management",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Soft Tissue Injuries",
        "Gouty Arthritis",
        "Fractures",
        "Ureteral Colic",
        "Dysmenorrhea"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Radnor Registry Research, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 843,
      "start_date": "2012-07",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2014-03-12",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • New Orleans, Louisiana • Jackson, Mississippi + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Jackson",
          "state": "Mississippi"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01626235"
    },
    {
      "nct_id": "NCT04110080",
      "title": "Enhanced Recovery After Surgery in Kidney Transplant Donors",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use",
        "Kidney Diseases",
        "Pain, Postoperative",
        "Postoperative Complications",
        "Postoperative Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "multimodal pain management",
          "type": "PROCEDURE"
        },
        {
          "name": "goal directed fluid management",
          "type": "OTHER"
        },
        {
          "name": "preoperative carbohydrate loading",
          "type": "OTHER"
        },
        {
          "name": "Donor nephrectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "regional anesthesia",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2019-09-12",
      "completion_date": "2023-06-12",
      "has_results": false,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04110080"
    },
    {
      "nct_id": "NCT05380531",
      "title": "Personalized Perioperative Analgesia Platform (PPAP) for Cesarean Section",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cesarean Section Complications",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Preoperative Genotyping",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Senthil Sadhasivam",
      "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": 700,
      "start_date": "2022-12-05",
      "completion_date": "2027-10-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 4,
      "location_summary": "Indianapolis, Indiana • St Louis, Missouri • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05380531"
    },
    {
      "nct_id": "NCT03843788",
      "title": "TENS and Opioid Use After Cesarean Delivery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cesarean Section Complications",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Transcutaneous Electrical Nerve Stimulation (TENS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "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": 16,
      "start_date": "2018-11-09",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03843788"
    },
    {
      "nct_id": "NCT04878562",
      "title": "I-COPE Study: Opioid Use and Pain Management in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Opioids",
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "I-COPE",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 20000,
      "start_date": "2021-06-03",
      "completion_date": "2024-03-31",
      "has_results": false,
      "last_update_posted_date": "2024-06-24",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04878562"
    },
    {
      "nct_id": "NCT04291599",
      "title": "Initial Pain Management in Pediatric Pancreatitis: Opioid vs. Non-Opioid",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Pancreatitis"
      ],
      "interventions": [
        {
          "name": "Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "Opioid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 23,
      "start_date": "2022-03-15",
      "completion_date": "2025-07-24",
      "has_results": false,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04291599"
    },
    {
      "nct_id": "NCT03534063",
      "title": "Implementing Genomics in Practice (IGNITE): CYP2D6 Genotype-Guided Pain Management in Patients Undergoing Arthroplasty Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "CYP2D6-guided opioid therapy",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 260,
      "start_date": "2018-06-07",
      "completion_date": "2020-04-29",
      "has_results": true,
      "last_update_posted_date": "2023-07-17",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 3,
      "location_summary": "Gainesville, Florida • Summerfield, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Summerfield",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03534063"
    },
    {
      "nct_id": "NCT05307341",
      "title": "Improving Pain Management and Decreasing LOS After Total Hip Arthroplasty (THA) and Total Knee Arthroplasty (TKA)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "sufentanil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "More Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2022-03",
      "completion_date": "2023-06",
      "has_results": false,
      "last_update_posted_date": "2022-04-01",
      "last_synced_at": "2026-10-05T14:57:05.003Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05307341"
    }
  ]
}