{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Interscalene+brachial+plexus+nerve+block&page=2",
    "query": {
      "intervention": "Interscalene brachial plexus nerve block",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 25,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Interscalene+brachial+plexus+nerve+block&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Interscalene+brachial+plexus+nerve+block&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T20:07:25.061Z",
  "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": "NCT01229683",
      "title": "Effects of Interscalene Brachial Plexus Nerve Blocks on the Hand and Forearm",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Shoulder Surgery",
        "Interscalene Nerve Block"
      ],
      "interventions": [
        {
          "name": "Interscalene Nerve Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2010-10",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2012-03-08",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01229683"
    },
    {
      "nct_id": "NCT01538459",
      "title": "Plasma Glucose Levels With Dexamethasone as Adjuvant to Interscalene Block",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Shoulder Pain",
        "Injury of Shoulder Region",
        "Disorder of Shoulder",
        "Disorder of Rotator Cuff",
        "Disorder of Tendon of Biceps"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lifespan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-11",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2013-05-20",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "Newport, Rhode Island",
      "locations": [
        {
          "city": "Newport",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01538459"
    },
    {
      "nct_id": "NCT03845894",
      "title": "Interscalene Block With Liposomal Bupivacaine vs. Interscalene Block With Bupivacaine and Adjuvants",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Shoulder Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine with adjuvants",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2020-03-03",
      "completion_date": "2022-06-25",
      "has_results": true,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03845894"
    },
    {
      "nct_id": "NCT02059070",
      "title": "Bupivacaine Versus Ropivacaine on Diaphragmatic Motility and Ventilatory Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Paresis"
      ],
      "interventions": [
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Anesthesiology WSU/DMC-NorthStar",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 39,
      "start_date": "2012-06",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2014-11-25",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "Madison Heights, Michigan",
      "locations": [
        {
          "city": "Madison Heights",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02059070"
    },
    {
      "nct_id": "NCT00875862",
      "title": "Shoulder Adhesive Capsulitis and Ambulatory Continuous Interscalene Nerve Blocks",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Adhesive Capsulitis",
        "Post-operative Pain"
      ],
      "interventions": [
        {
          "name": "Interscalene catheter with Ropivicaine or normal saline",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2008-09",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2019-07-25",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00875862"
    },
    {
      "nct_id": "NCT03989076",
      "title": "Inferior Vena Cava (IVC) Diameters Before & After Interscalene Block",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "IVC - Inferior Vena Cava Abnormality"
      ],
      "interventions": [
        {
          "name": "Interscalene Brachial Plexus Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-04-12",
      "completion_date": "2021-07-14",
      "has_results": false,
      "last_update_posted_date": "2021-07-21",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03989076"
    },
    {
      "nct_id": "NCT02287142",
      "title": "Evaluation of Supraclavicular, Suprascapular, and Interscalene Nerve Blocks for Outpatient Shoulder Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Pain",
        "Shoulder Joint",
        "Pathologic Processes"
      ],
      "interventions": [
        {
          "name": "Brachial plexus nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Benaroya Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 189,
      "start_date": "2014-10",
      "completion_date": "2016-11",
      "has_results": false,
      "last_update_posted_date": "2017-02-02",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02287142"
    },
    {
      "nct_id": "NCT04209504",
      "title": "Evaluating Hemidiaphragmatic Paralysis With Prolonged Neural Blockade From an Interscalene Brachial Plexus Block",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Shoulder Surgery",
        "Shoulder Pain",
        "Shoulder Injuries",
        "Shoulder Arthritis",
        "Shoulder Disease",
        "Rotator Cuff Tears",
        "Rotator Cuff Injuries",
        "Rotator Cuff Arthropathy of Left Shoulder",
        "Rotator Cuff Arthropathy of Right Shoulder",
        "Rotator Cuff Repair"
      ],
      "interventions": [
        {
          "name": "Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "MediPines AGM100 Advanced Respiratory Monitoring System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "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": 60,
      "start_date": "2021-10-12",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04209504"
    },
    {
      "nct_id": "NCT03785392",
      "title": "Out of Plane Approach for Interscalene",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Pain",
        "Brachial Plexus Block"
      ],
      "interventions": [
        {
          "name": "Group 1 In-plane",
          "type": "PROCEDURE"
        },
        {
          "name": "Group 2 out of plane",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2019-03-29",
      "completion_date": "2019-12-08",
      "has_results": false,
      "last_update_posted_date": "2020-12-03",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 2,
      "location_summary": "Galveston, Texas • League City, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        },
        {
          "city": "League City",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03785392"
    },
    {
      "nct_id": "NCT00672100",
      "title": "Initial Local Anesthetic Dose With Continuous Interscalene Analgesia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-operative Pain"
      ],
      "interventions": [
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corewell Health East",
      "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": 36,
      "start_date": "2009-01",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2017-03-07",
      "last_synced_at": "2026-10-06T20:07:25.061Z",
      "location_count": 2,
      "location_summary": "Royal Oak, Michigan • Troy, Michigan",
      "locations": [
        {
          "city": "Royal Oak",
          "state": "Michigan"
        },
        {
          "city": "Troy",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00672100"
    }
  ]
}