{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Nerve+Block",
    "query": {
      "intervention": "Placebo Nerve Block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 125,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Nerve+Block&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T17:53:31.697Z",
  "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": "NCT00801138",
      "title": "The Effect of Dexamethasone on the Duration of Interscalene Nerve Blocks With Ropivacaine or Bupivacaine",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia, Local",
        "Shoulder Surgery"
      ],
      "interventions": [
        {
          "name": "saline",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 218,
      "start_date": "2008-11",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2017-05-01",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00801138"
    },
    {
      "nct_id": "NCT02713178",
      "title": "Efficacy, Safety, and Pharmacokinetics of Femoral Nerve Block With EXPAREL in Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "bupivacaine liposome injectable suspension",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pacira Pharmaceuticals, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 232,
      "start_date": "2016-06-03",
      "completion_date": "2017-06-30",
      "has_results": true,
      "last_update_posted_date": "2020-12-01",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 14,
      "location_summary": "Mobile, Alabama • Englewood, Colorado • Miami, Florida + 9 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02713178"
    },
    {
      "nct_id": "NCT02346357",
      "title": "Ultrasound-Guided Obturator Nerve Block for Ambulatory Hip Arthroscopy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Obturator Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Benaroya Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 70,
      "start_date": "2014-05",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2015-01-27",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02346357"
    },
    {
      "nct_id": "NCT02933671",
      "title": "Suprainguinal Fascia Iliaca (SIFI) Block Improves Analgesia Following Total Hip Arthroplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hip Osteoarthritis",
        "Primary Total Hip Arthroplasty",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Suprainguinal fascia iliaca (SIFI) block",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 11,
      "start_date": "2017-08-01",
      "completion_date": "2020-03-17",
      "has_results": true,
      "last_update_posted_date": "2022-07-19",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02933671"
    },
    {
      "nct_id": "NCT01632709",
      "title": "Pathophysiology of Post Amputation Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Amputation Stumps",
        "Neuroma"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shirley Ryan AbilityLab",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2012-05",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2015-07-21",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01632709"
    },
    {
      "nct_id": "NCT00771862",
      "title": "Prevention of Phantom Limb and Stump Pain Using Ambulatory Continuous Peripheral Nerve Blocks: A Pilot Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Amputation",
        "Phantom Limb Pain",
        "Stump Pain"
      ],
      "interventions": [
        {
          "name": "perineural ropivicaine",
          "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": 16,
      "start_date": "2008-10",
      "completion_date": "2017-05-30",
      "has_results": false,
      "last_update_posted_date": "2018-03-19",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00771862"
    },
    {
      "nct_id": "NCT04454203",
      "title": "Femoral Peri-arterial Local Anesthetic Injection Via Peri-arterial Perineural Catheter Reverses Tourniquet Associated Ischemic Hypertension",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tourniquet Hypertension",
        "Intraoperative Hypertension",
        "Total Ankle Arthroplasty",
        "Ankle Fusion"
      ],
      "interventions": [
        {
          "name": "Mepivacaine",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        },
        {
          "name": "Perifemoral Injection of Local Anesthetic",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Duke University",
      "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": 40,
      "start_date": "2021-02-05",
      "completion_date": "2027-02-03",
      "has_results": false,
      "last_update_posted_date": "2026-03-23",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04454203"
    },
    {
      "nct_id": "NCT03159000",
      "title": "A Research Study of Greater Occipital Nerve Block as a Treatment for Acute Migraine Attacks",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Saline",
          "type": "DRUG"
        },
        {
          "name": "lidocaine/bupivacaine",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Thomas Jefferson University",
      "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": 0,
      "start_date": "2017-05-01",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-11-26",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03159000"
    },
    {
      "nct_id": "NCT04285853",
      "title": "Are Opioids Needed After ACL Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Rupture"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "14 Years to 40 Years"
      },
      "enrollment_count": 98,
      "start_date": "2020-09-16",
      "completion_date": "2022-09-19",
      "has_results": true,
      "last_update_posted_date": "2023-10-11",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Tucker, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Tucker",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04285853"
    },
    {
      "nct_id": "NCT05292677",
      "title": "Laryngeal Nerve Block for Chronic Cough",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Laryngeal Nerve Block",
        "Chronic Neurogenic Cough",
        "Laryngeal Hypersensitivity"
      ],
      "interventions": [
        {
          "name": "Steroid/Anesthesia Mixture",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eastern Virginia Medical School",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2021-07-21",
      "completion_date": "2023-06-25",
      "has_results": false,
      "last_update_posted_date": "2022-03-23",
      "last_synced_at": "2026-09-06T17:53:31.697Z",
      "location_count": 1,
      "location_summary": "Norfolk, Virginia",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05292677"
    }
  ]
}