{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pain+blocking&page=2",
    "query": {
      "intervention": "pain blocking",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 757,
    "total_pages": 76,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pain+blocking&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pain+blocking&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T09:39:56.482Z",
  "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": "NCT01589796",
      "title": "Medial Versus Traditional Approach to US-guided TAP Blocks for Open Inguinal Hernia Repair",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Muscles/Ultrasonography",
        "Adult",
        "Ambulatory Surgical Procedures",
        "Anesthetics, Local/Administration & Dosage",
        "Ropivacaine/Administration & Dosage",
        "Ropivacaine/Analogs & Derivatives",
        "Hernia, Inguinal/Surgery",
        "Humans",
        "Nerve Block/Methods",
        "Pain Measurement/Methods",
        "Pain, Postoperative/Prevention & Control",
        "Ultrasonography, Interventional"
      ],
      "interventions": [
        {
          "name": "TAP block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stamford Anesthesiology Services, PC",
      "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": 100,
      "start_date": "2012-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2012-05-02",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 2,
      "location_summary": "Stamford, Connecticut",
      "locations": [
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01589796"
    },
    {
      "nct_id": "NCT03738696",
      "title": "Liposomal Bupivacaine in Rotator Cuff Repair",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rotator Cuff Injury"
      ],
      "interventions": [
        {
          "name": "Exparel",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2019-12-15",
      "completion_date": "2022-01-01",
      "has_results": true,
      "last_update_posted_date": "2024-05-16",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03738696"
    },
    {
      "nct_id": "NCT03674905",
      "title": "Peripheral Nerve Block Compared to Intra-articular Injection for TAA Post-operative Pain",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ankle Arthritis",
        "Ankle Arthropathy"
      ],
      "interventions": [
        {
          "name": "Intra-articular injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Slocum Research & Education Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 50,
      "start_date": "2016-11-29",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2018-09-18",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03674905"
    },
    {
      "nct_id": "NCT02670057",
      "title": "Sphenopalatine Ganglion Block to Treat Shoulder Pain During and/or After Cesarean",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ipsilateral Shoulder Pain"
      ],
      "interventions": [
        {
          "name": "Transnasal SPG block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 117,
      "start_date": "2015-11",
      "completion_date": "2017-12-12",
      "has_results": false,
      "last_update_posted_date": "2017-12-14",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02670057"
    },
    {
      "nct_id": "NCT02570022",
      "title": "Liposomal Bupivacaine in Total Shoulder Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Inter-scalene nerve block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2014-10",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2016-10-13",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02570022"
    },
    {
      "nct_id": "NCT02447029",
      "title": "Self-Administered Lidocaine Gel for Pain Management With First Trimester Surgical Abortion: A Randomized Controlled Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pregnancy, Unwanted"
      ],
      "interventions": [
        {
          "name": "vaginal 2% Xylocaine",
          "type": "DRUG"
        },
        {
          "name": "standard lidocaine paracervical block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 142,
      "start_date": "2015-04",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2024-02-14",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "San Jose, California",
      "locations": [
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02447029"
    },
    {
      "nct_id": "NCT05856539",
      "title": "ESP Block in MIS Lumbar Spine Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Patients With Spinal Stenosis Indicated for MIS TLIF"
      ],
      "interventions": [
        {
          "name": "Erector spinae plane (ESP) block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "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": 48,
      "start_date": "2023-05-15",
      "completion_date": "2026-07-15",
      "has_results": false,
      "last_update_posted_date": "2025-10-06",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05856539"
    },
    {
      "nct_id": "NCT03894098",
      "title": "High Ankle Block Versus Regional Block for Acute Pain Control After Ankle Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ankle Surgery"
      ],
      "interventions": [
        {
          "name": "Nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 0,
      "start_date": "2019-03-26",
      "completion_date": "2022-05-24",
      "has_results": false,
      "last_update_posted_date": "2022-05-27",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03894098"
    },
    {
      "nct_id": "NCT02904993",
      "title": "Study Comparing Regional Anesthetic Blocks and Periarticular Infiltration for the Management of Post-operative Pain After Direct Anterior Total Hip Arthroplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Degenerative Joint Disease"
      ],
      "interventions": [
        {
          "name": "L2 paravertebral block",
          "type": "OTHER"
        },
        {
          "name": "periarticular injection group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "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": 9,
      "start_date": "2016-05",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2016-11-16",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02904993"
    },
    {
      "nct_id": "NCT04865211",
      "title": "Does a ThoracoLumbar Interfacial Plane (TLIP) Block With Liposomal Bupivacaine Provide TLIP Block in Spinal Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Injection",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cooper Health System",
      "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": 90,
      "start_date": "2021-04-05",
      "completion_date": "2022-04-30",
      "has_results": false,
      "last_update_posted_date": "2021-04-29",
      "last_synced_at": "2026-10-18T09:39:56.482Z",
      "location_count": 1,
      "location_summary": "Camden, New Jersey",
      "locations": [
        {
          "city": "Camden",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04865211"
    }
  ]
}