{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Regional+Anesthesia+Block&page=2",
    "query": {
      "condition": "Regional Anesthesia Block",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Regional+Anesthesia+Block&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T07:52:33.497Z",
  "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": "NCT00373633",
      "title": "Extrapleural Intercostal Catheter vs. Thoracic Epidural for Thoracotomy Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "THoracotomy"
      ],
      "interventions": [
        {
          "name": "Thoracic Epidural",
          "type": "PROCEDURE"
        },
        {
          "name": "Extrapleural Intercostal Catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2006-09",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2014-08-15",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00373633"
    },
    {
      "nct_id": "NCT04019834",
      "title": "Preoperative Regional Nerve Block for Acute and Chronic Post-Operative Pain Following Mastectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Mastectomy",
        "Anesthesia, Local",
        "Narcotic Use"
      ],
      "interventions": [
        {
          "name": "regional nerve block with local anesthesia of bupivacaine with steroid",
          "type": "DRUG"
        },
        {
          "name": "Placebo regional nerveblock with normal saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "19 Years and older · Female only"
      },
      "enrollment_count": 21,
      "start_date": "2020-07-06",
      "completion_date": "2021-11-25",
      "has_results": false,
      "last_update_posted_date": "2022-08-03",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04019834"
    },
    {
      "nct_id": "NCT06043063",
      "title": "Local Anesthesia Before Bulkamid Injection",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress Urinary Incontinence",
        "Intrinsic Sphincter Deficiency"
      ],
      "interventions": [
        {
          "name": "Topical lidocaine",
          "type": "PROCEDURE"
        },
        {
          "name": "EMLA cream",
          "type": "PROCEDURE"
        },
        {
          "name": "Periurethral block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Medstar Health Research Institute",
      "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": 23,
      "start_date": "2023-09-01",
      "completion_date": "2024-12-23",
      "has_results": false,
      "last_update_posted_date": "2025-05-16",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 3,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06043063"
    },
    {
      "nct_id": "NCT01605929",
      "title": "Clinical Evaluation of the Ultrasound-Guided Retroclavicular Brachial Plexus Block",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia",
        "Upper Extremity Injury"
      ],
      "interventions": [
        {
          "name": "Retroclavicular Brachial Plexus Block and Catheter Insertion",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "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": 0,
      "start_date": "2012-07",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2015-12-07",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01605929"
    },
    {
      "nct_id": "NCT04333095",
      "title": "Sternal Block With Liposomal Bupivacaine vs. Saline Prior to Incision in Cardiac Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cardiovascular Surgery",
        "Pain, Postoperative",
        "Block"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Normal Saline Flush, 0.9% Injectable Solution_#1",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor 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": 70,
      "start_date": "2020-02-06",
      "completion_date": "2021-06-26",
      "has_results": true,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Plano, Texas",
      "locations": [
        {
          "city": "Plano",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04333095"
    },
    {
      "nct_id": "NCT06429501",
      "title": "Local Anesthesia for Facial Fractures",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain Management"
      ],
      "interventions": [
        {
          "name": "Bupivacaine/Epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2024-04-02",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-25",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06429501"
    },
    {
      "nct_id": "NCT02205801",
      "title": "Study of the Efficacy of Local Analgesia as an Adjunct to General Anesthesia in Thyroidectomy and Parathyroidectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Thyroid Neoplasms",
        "Goiter, Nodular",
        "Thyroid Nodule",
        "Graves' Disease",
        "Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Superficial Cervical Plexus Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Local Wound Infiltration",
          "type": "PROCEDURE"
        },
        {
          "name": "0.9% saline",
          "type": "DRUG"
        },
        {
          "name": "Marcaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2014-07",
      "completion_date": "2017-02-17",
      "has_results": true,
      "last_update_posted_date": "2018-03-09",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02205801"
    },
    {
      "nct_id": "NCT03730402",
      "title": "Laparoscopic Assisted Plane Block (LAPB) Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Exparel 266 milligram Per 20 ML Injection",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Santa Barbara Cottage Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 34,
      "start_date": "2019-02-04",
      "completion_date": "2021-04-14",
      "has_results": false,
      "last_update_posted_date": "2021-07-01",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Santa Barbara, California",
      "locations": [
        {
          "city": "Santa Barbara",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03730402"
    },
    {
      "nct_id": "NCT04481451",
      "title": "Quadratus Lumborum vs Erector Spinae Supplementary Blocks With Lumbar Plexus Blocks for Hip PAO",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Regional Anesthesia",
        "Hip Dysplasia"
      ],
      "interventions": [
        {
          "name": "Erector spinae block with ropivacaine 0.2%",
          "type": "PROCEDURE"
        },
        {
          "name": "Quadratus lumborum block with ropivacaine 0.2%",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "15 Years to 30 Years"
      },
      "enrollment_count": 0,
      "start_date": "2020-12-01",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-12",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04481451"
    },
    {
      "nct_id": "NCT02631122",
      "title": "Supraclavicular Block vs Retroclavicular Block: Incidence of Phrenic Nerve Paralysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Phrenic Nerve Paralysis"
      ],
      "interventions": [
        {
          "name": "Supraclavicular vs Retroclavicular Nerve Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2017-12-07",
      "completion_date": "2019-06-21",
      "has_results": false,
      "last_update_posted_date": "2019-10-22",
      "last_synced_at": "2026-07-23T07:52:33.497Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02631122"
    }
  ]
}