{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bupivacaine+%2F+fentaNYL&page=4",
    "query": {
      "intervention": "Bupivacaine / fentaNYL",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 92,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bupivacaine+%2F+fentaNYL&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bupivacaine+%2F+fentaNYL&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T10:57:09.067Z",
  "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": "NCT05391464",
      "title": "Nerve Block for Pain Control After Fracture Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ankle Fractures",
        "Distal Radius Fracture"
      ],
      "interventions": [
        {
          "name": "Peripheral Nerve Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "MaineGeneral Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2022-05-16",
      "completion_date": "2025-06-18",
      "has_results": false,
      "last_update_posted_date": "2022-05-26",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Augusta, Maine",
      "locations": [
        {
          "city": "Augusta",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05391464"
    },
    {
      "nct_id": "NCT02159807",
      "title": "Optimizing Dose of Bupivacaine in Combined Spinal Epidurals To Reduce Side Effects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Luke's-Roosevelt Hospital Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "48 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 48 Years · Female only"
      },
      "enrollment_count": 170,
      "start_date": "2015-04-24",
      "completion_date": "2017-12-29",
      "has_results": true,
      "last_update_posted_date": "2019-01-03",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02159807"
    },
    {
      "nct_id": "NCT04706026",
      "title": "A Pilot Study of Local Anesthesia for Inguinal Hernia Surgery in Older Adults",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inguinal Hernia",
        "Anesthesia, Local"
      ],
      "interventions": [
        {
          "name": "Open Inguinal Hernia Repair - Local Anesthesia",
          "type": "OTHER"
        },
        {
          "name": "Inguinal Hernia Repair - General Anesthesia",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2024-10-23",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 3,
      "location_summary": "Dallas, Texas • Houston, Texas • Madison, Wisconsin",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04706026"
    },
    {
      "nct_id": "NCT03553576",
      "title": "Drug Concentration and Volume on Adequate Labor Analgesia With PIEB",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain",
        "Anesthesia",
        "Labor Pain"
      ],
      "interventions": [
        {
          "name": "Low volume bolus",
          "type": "DRUG"
        },
        {
          "name": "High volume bolus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "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": 146,
      "start_date": "2020-01-21",
      "completion_date": "2023-06-01",
      "has_results": true,
      "last_update_posted_date": "2025-05-21",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03553576"
    },
    {
      "nct_id": "NCT06826742",
      "title": "Intravenous Methadone Versus Intrathecal Morphine for Analgesia Following Cesarean Delivery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cesarean Delivery"
      ],
      "interventions": [
        {
          "name": "Intravenous line (IV) Methadone",
          "type": "DRUG"
        },
        {
          "name": "Intrathecal Morphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": 30,
      "start_date": "2025-02-12",
      "completion_date": "2025-09-23",
      "has_results": false,
      "last_update_posted_date": "2026-01-05",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06826742"
    },
    {
      "nct_id": "NCT00990574",
      "title": "A Study Comparing Two Spinal Techniques for for Cesarean Delivery Anesthesia",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypotension",
        "Headache"
      ],
      "interventions": [
        {
          "name": "Wiley Spinal Catheter",
          "type": "DEVICE"
        },
        {
          "name": "Spinal Anesthesia Group (SAG)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2009-10",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2015-10-08",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00990574"
    },
    {
      "nct_id": "NCT06784180",
      "title": "Intrathecal Hydromorphone vs Intrathecal Morphine to Treat Post Cesarean Pain in Patients With Opioid Use Disorder Taking Buprenorphine",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2026-02",
      "completion_date": "2029-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06784180"
    },
    {
      "nct_id": "NCT01566838",
      "title": "Continuous Subpleural Infusion of Bupivacaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Subpleural pain catheter with infusion of 0.125% bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Standard acute pain management",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Inova Health Care Services",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 83,
      "start_date": "2012-10",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2017-12-20",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Falls Church, Virginia",
      "locations": [
        {
          "city": "Falls Church",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01566838"
    },
    {
      "nct_id": "NCT00565383",
      "title": "The Effect of Combined Spinal-Epidural Analgesia on the Success of External Cephalic Version (ECV) for Breech Position",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy",
        "Breech Presentation"
      ],
      "interventions": [
        {
          "name": "Combined spinal-epidural analgesia",
          "type": "PROCEDURE"
        },
        {
          "name": "Intravenous fentanyl (50mcg)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 101,
      "start_date": "2002-08",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2013-06-13",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00565383"
    },
    {
      "nct_id": "NCT01488149",
      "title": "Intrapartum Epidural Fentanyl and Breast-feeding in the Immediate Postpartum Period: a Prospective Cohort Study",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Maternal Anaesthesia and Analgesia Affecting Fetus or Newborn",
        "Breast Feeding",
        "Fentanyl",
        "Bupivacaine",
        "Nalbuphine"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "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": 0,
      "start_date": "2012-02",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2022-04-18",
      "last_synced_at": "2026-10-10T10:57:09.067Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01488149"
    }
  ]
}