{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=regional+block",
    "query": {
      "intervention": "regional block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 625,
    "total_pages": 63,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=regional+block&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T20:36:54.470Z",
  "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": "NCT02517996",
      "title": "Use of Preemptive Pudendal Nerve Block Prior to Hydrodistention for the Treatment of Interstitial Cystitis/Painful Bladder Syndrome (IC/PBS)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Interstitial Cystitis",
        "Painful Bladder Syndrome"
      ],
      "interventions": [
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins 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": 18,
      "start_date": "2015-02",
      "completion_date": "2018-06",
      "has_results": true,
      "last_update_posted_date": "2019-07-24",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02517996"
    },
    {
      "nct_id": "NCT04298476",
      "title": "Defining the Optimal Location to Place an Adductor Canal Block",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Arthropathy"
      ],
      "interventions": [
        {
          "name": "Placement of an adductor canal nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Drexel University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 80,
      "start_date": "2020-03-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-03-06",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04298476"
    },
    {
      "nct_id": "NCT04304716",
      "title": "Regional Anesthesia for Head and Neck Reconstruction",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Regional Anesthesia",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 0,
      "start_date": "2020-03",
      "completion_date": "2021-03",
      "has_results": false,
      "last_update_posted_date": "2020-03-18",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04304716"
    },
    {
      "nct_id": "NCT05112302",
      "title": "A Study to Evaluate Virtual Reality As Adjunct to Anesthesia During Orthopedic Surgery",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Knee Arthropathy",
        "Hip Injuries"
      ],
      "interventions": [
        {
          "name": "Virtual reality",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2021-08-17",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-21",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "Jackson, Florida",
      "locations": [
        {
          "city": "Jackson",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05112302"
    },
    {
      "nct_id": "NCT04903054",
      "title": "Selective CD28 Blockade in Renal Transplant Recipients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney Transplantation",
        "Renal Transplant Recipients"
      ],
      "interventions": [
        {
          "name": "Lulizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Thymoglobulin®",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate Mofetil",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2022-01-10",
      "completion_date": "2022-09-22",
      "has_results": false,
      "last_update_posted_date": "2023-03-22",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04903054"
    },
    {
      "nct_id": "NCT01010412",
      "title": "Ultrasound Visualization Versus Electrical Nerve Stimulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Trauma to the Arm, Shoulder, Elbow, Forearm, or Hand"
      ],
      "interventions": [
        {
          "name": "Ultrasound (Sonosite Titan T-shaped ultrasound probe)",
          "type": "DEVICE"
        },
        {
          "name": "Electrical Nerve Stimulation (Stimuplex (B Braun) needle)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Allentown Anesthesia Associates",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 158,
      "start_date": "2009-02",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2012-08-30",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "Allentown, Pennsylvania",
      "locations": [
        {
          "city": "Allentown",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01010412"
    },
    {
      "nct_id": "NCT01629537",
      "title": "A Randomized, Placebo-Controlled Trial of Stellate Ganglion Block in the Treatment of Post Traumatic Stress Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder (PTSD)"
      ],
      "interventions": [
        {
          "name": "Stellate Ganglion Block injection with ropivicane",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo Procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "United States Naval Medical Center, San Diego",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2011-06",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2017-03-30",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01629537"
    },
    {
      "nct_id": "NCT06069154",
      "title": "Ultrasound-Guided Percutaneous Cryoneurolysis to Treat Pain Following Thoracic Trauma",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rib Fracture",
        "Rib Fracture Multiple"
      ],
      "interventions": [
        {
          "name": "Cryoneurolysis",
          "type": "DEVICE"
        },
        {
          "name": "Local anesthetic peripheral nerve block",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham Cryoneurolysis",
          "type": "DEVICE"
        },
        {
          "name": "Sham peripheral nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "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": 120,
      "start_date": "2023-10-30",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 5,
      "location_summary": "La Jolla, California • Bethesda, Maryland • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06069154"
    },
    {
      "nct_id": "NCT06639503",
      "title": "Genicular Nerve Block After Open Reduction Internal Fixation of Tibial Plateau",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tibial Plateau Fractures"
      ],
      "interventions": [
        {
          "name": "Bupivacain",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "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": 38,
      "start_date": "2024-11-01",
      "completion_date": "2026-10-14",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06639503"
    },
    {
      "nct_id": "NCT06982027",
      "title": "Peripheral Regional Blockade and EMG",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgery"
      ],
      "interventions": [
        {
          "name": "BlockSynop surface electromyography device",
          "type": "DEVICE"
        },
        {
          "name": "Peripheral nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "0 Years to 21 Years"
      },
      "enrollment_count": 100,
      "start_date": "2025-09-03",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-30",
      "last_synced_at": "2026-09-08T20:36:54.470Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06982027"
    }
  ]
}