{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=regional+anesthesia+placebo",
    "query": {
      "intervention": "regional anesthesia placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 90,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=regional+anesthesia+placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T15:23:19.093Z",
  "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": "NCT03233737",
      "title": "Pain Study to Assess Local Anesthetic Efficacy and Safety of CTY-5339 on Gingival Mucosal Tissue in Normal Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "No Disease State or Condition"
      ],
      "interventions": [
        {
          "name": "One spray CTY-5339-A",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "One spray CTY-5339-CB",
          "type": "DEVICE"
        },
        {
          "name": "One spray CTY-5339-P",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "DEVICE"
      ],
      "sponsor": "Cetylite Industries",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 75,
      "start_date": "2017-06-15",
      "completion_date": "2018-02-20",
      "has_results": true,
      "last_update_posted_date": "2019-08-21",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03233737"
    },
    {
      "nct_id": "NCT00110747",
      "title": "S-Caine™ Peel (Skin Numbing Cream) to Treat Pain During Non-Ablative Facial Laser Resurfacing in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "S-Caine™ Peel (lidocaine and tetracaine topical cream 7%/7%)",
          "type": "DRUG"
        },
        {
          "name": "Placebo Peel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ZARS Pharma Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2005-06",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2012-06-05",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 3,
      "location_summary": "Clinton Township, Michigan • New York, New York",
      "locations": [
        {
          "city": "Clinton Township",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00110747"
    },
    {
      "nct_id": "NCT05029726",
      "title": "Regional Anesthesia in Minimally Invasive Lumbar Spine Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Lumbar Spinal Stenosis",
        "Lumbar Disc Herniation",
        "Lumbar Spondylolisthesis",
        "Lumbar Spondylosis",
        "Lumbar Radiculopathy",
        "Lumbar Spine Instability",
        "Synovial Cyst",
        "Degenerative Disc Disease",
        "Degenerative Spondylolisthesis",
        "Degenerative Intervertebral Discs"
      ],
      "interventions": [
        {
          "name": "Bupivacaine-Epinephrine 0.25%-1:200,000 Injectable Solution plus clonidine",
          "type": "DRUG"
        },
        {
          "name": "normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "John O'Toole",
      "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": 125,
      "start_date": "2022-02-01",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05029726"
    },
    {
      "nct_id": "NCT05805423",
      "title": "ENDOblock: Bilateral Superficial Cervical Blocks With Local Wound Infiltration in Thyroid Surgery",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Operative Pain",
        "Nausea and Vomiting, Postoperative",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "bilateral superficial cervical plexus blocks and local wound infiltration",
          "type": "PROCEDURE"
        },
        {
          "name": "placebo injection and local wound infiltration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 74,
      "start_date": "2023-04-17",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05805423"
    },
    {
      "nct_id": "NCT00720330",
      "title": "Lidocaine and Ketamine Versus Standard Care on Acute and Chronic Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Nausea"
      ],
      "interventions": [
        {
          "name": "ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine/Ketamine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "18 Years to 75 Years · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2008-07",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2019-03-12",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 1,
      "location_summary": "Mayfield Heights, Ohio",
      "locations": [
        {
          "city": "Mayfield Heights",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00720330"
    },
    {
      "nct_id": "NCT03913845",
      "title": "The Impact of Retropubic Lidocaine vs Saline on Postoperative Urinary Retention Following Midurethral Sling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Stress Urinary Incontinence"
      ],
      "interventions": [
        {
          "name": "lidocaine with epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Normal saline with epinephrine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "West Penn Allegheny Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 150,
      "start_date": "2019-11-25",
      "completion_date": "2024-11-14",
      "has_results": true,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 4,
      "location_summary": "Bethel Park, Pennsylvania • Jefferson Hills, Pennsylvania • Pittsburgh, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Bethel Park",
          "state": "Pennsylvania"
        },
        {
          "city": "Jefferson Hills",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Wexford",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03913845"
    },
    {
      "nct_id": "NCT06953635",
      "title": "Quadratus Lumborum Versus Placebo in Open Ventral Hernia Repair",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hernia, Ventral",
        "Pain Management"
      ],
      "interventions": [
        {
          "name": "Quadratus Lumborum (QL) Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Tennessee Graduate 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": "2025-06-01",
      "completion_date": "2026-02-28",
      "has_results": false,
      "last_update_posted_date": "2025-05-01",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06953635"
    },
    {
      "nct_id": "NCT03789318",
      "title": "Study in Subjects Undergoing Complete Abdominoplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postsurgical Pain"
      ],
      "interventions": [
        {
          "name": "CA-008 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "CA-008 10 mg",
          "type": "DRUG"
        },
        {
          "name": "CA-008 15 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Concentric Analgesics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 54,
      "start_date": "2018-12-03",
      "completion_date": "2019-06-12",
      "has_results": true,
      "last_update_posted_date": "2024-03-19",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03789318"
    },
    {
      "nct_id": "NCT01746940",
      "title": "Topical Application of Cocaine HCl 4% and 10% on Safety and Efficacy in Local (Topical) Anesthesia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Diagnostic",
        "Procedures and Surgeries on or Through Accessible Mucous Membranes",
        "of the Nasal Cavities"
      ],
      "interventions": [
        {
          "name": "Cocaine HCl 4% Topical Solution",
          "type": "DRUG"
        },
        {
          "name": "Cocaine HCl 10% Topical Solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo Topical Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lannett Company, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 159,
      "start_date": "2014-03",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2017-05-12",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 2,
      "location_summary": "Bridgeport, Connecticut • Plano, Texas",
      "locations": [
        {
          "city": "Bridgeport",
          "state": "Connecticut"
        },
        {
          "city": "Plano",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01746940"
    },
    {
      "nct_id": "NCT00433173",
      "title": "Insulin Sensitivity in Men With the Metabolic Syndrome",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "intravenous glucose tolerance test",
          "type": "PROCEDURE"
        },
        {
          "name": "testosterone",
          "type": "DRUG"
        },
        {
          "name": "anastrozole",
          "type": "DRUG"
        },
        {
          "name": "goserelin acetate implant",
          "type": "DRUG"
        },
        {
          "name": "aerobic capacity (VO2 Max)",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI",
          "type": "PROCEDURE"
        },
        {
          "name": "muscle biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "measurement of resting metabolic rate (energy expenditure)",
          "type": "PROCEDURE"
        },
        {
          "name": "Dual energy x-ray absorptiometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Fasting oral glucose tolerance test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "50 Years to 75 Years · Male only"
      },
      "enrollment_count": 72,
      "start_date": "2006-05",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2010-03-02",
      "last_synced_at": "2026-09-24T15:23:19.093Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Boston, Massachusetts",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00433173"
    }
  ]
}