{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pectoral+Nerve+Block",
    "query": {
      "intervention": "Pectoral Nerve Block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 22,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pectoral+Nerve+Block&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T19:55:16.603Z",
  "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": "NCT04016376",
      "title": "Study of Nerve Block Pain Management in Patients Undergoing a Double Mastectomy With Immediate Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Breast Cancer",
        "Breast Cancer Female"
      ],
      "interventions": [
        {
          "name": "PVB Protocol",
          "type": "DRUG"
        },
        {
          "name": "PECS-1",
          "type": "DRUG"
        },
        {
          "name": "Serratus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "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": 1507,
      "start_date": "2019-07-05",
      "completion_date": "2026-02-25",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04016376"
    },
    {
      "nct_id": "NCT04086394",
      "title": "PECS Block in Partial Mastectomy for Postoperative Pain Control",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Postoperative Pain",
        "Opioid Use",
        "Local Anesthesia"
      ],
      "interventions": [
        {
          "name": "Pectoral Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Surgery without Nerve Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Main Line 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": 130,
      "start_date": "2019-09-01",
      "completion_date": "2020-11-01",
      "has_results": false,
      "last_update_posted_date": "2020-02-20",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04086394"
    },
    {
      "nct_id": "NCT06574022",
      "title": "Post-mastectomy Recovery: Comparing Preoperative PECS-II Blocks With Intraoperative Pectoral Blocks",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Mastectomy; Lymphedema",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Bupivacain",
          "type": "DRUG"
        },
        {
          "name": "Exparel",
          "type": "DRUG"
        },
        {
          "name": "Intraoperative Pecs II block (IOB) & superior AT (EX or BP)",
          "type": "PROCEDURE"
        },
        {
          "name": "Preoperative Pecs II block (POB) & superior AT (EX or BP)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2024-09-25",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-04",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06574022"
    },
    {
      "nct_id": "NCT04930393",
      "title": "Evaluating the Efficacy of PECS II Block Versus Axillary Ring Block in Rotator Cuff Repair Patients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Shoulder Pain"
      ],
      "interventions": [
        {
          "name": "Nerve Block - either PECS II or axillary ring",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2021-09-07",
      "completion_date": "2024-05",
      "has_results": false,
      "last_update_posted_date": "2024-03-01",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04930393"
    },
    {
      "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": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04019834"
    },
    {
      "nct_id": "NCT04742309",
      "title": "Pectoralis Block vs Paravertebral Nerve Blocks for Breast Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Breast Surgery"
      ],
      "interventions": [
        {
          "name": "Pecs-2 block (single injection)",
          "type": "DRUG"
        },
        {
          "name": "Paravertebral block (single injection)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 119,
      "start_date": "2021-02-25",
      "completion_date": "2023-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04742309"
    },
    {
      "nct_id": "NCT03653988",
      "title": "Comparison of Pre-op and Post-op Pectoralis Nerve Block",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Postoperative Pain",
        "Anesthesia",
        "Nerve Block"
      ],
      "interventions": [
        {
          "name": "PEC I/II blocks by anesthesiologist - pre-operative",
          "type": "PROCEDURE"
        },
        {
          "name": "PEC I/II blocks by surgeon - intra-operative",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Melinda Seering",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 34,
      "start_date": "2019-03-12",
      "completion_date": "2021-10-31",
      "has_results": true,
      "last_update_posted_date": "2024-08-16",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03653988"
    },
    {
      "nct_id": "NCT04184349",
      "title": "Truncal Ultrasound Guided Regional Anesthesia for Implantation and Revision of Automatic Implantable Cardioverter Defibrillators (AICDs) and Pacemakers in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Analgesia After Pacemaker",
        "AICDS Implantation Pediatrics"
      ],
      "interventions": [
        {
          "name": "LA group",
          "type": "DRUG"
        },
        {
          "name": "B Group",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "0 Years to 17 Years"
      },
      "enrollment_count": 19,
      "start_date": "2020-10-01",
      "completion_date": "2022-06-09",
      "has_results": true,
      "last_update_posted_date": "2025-05-04",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04184349"
    },
    {
      "nct_id": "NCT03011333",
      "title": "Phase 2B Upper Extremity Nerve Block Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "HTX-011",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine HCl without epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Saline Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Heron Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 243,
      "start_date": "2017-01-14",
      "completion_date": "2018-03-19",
      "has_results": true,
      "last_update_posted_date": "2026-03-02",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 2,
      "location_summary": "Pasadena, California • Houston, Texas",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03011333"
    },
    {
      "nct_id": "NCT03201809",
      "title": "Comparison of Preoperative Ultrasound Guided Pectoralis Nerve Block Placement Versus Intra-operative Placement: A Prospective Randomized Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-operative Pain"
      ],
      "interventions": [
        {
          "name": "On-Q",
          "type": "DEVICE"
        },
        {
          "name": "Ultrasound guided pectoral nerve block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "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": 12,
      "start_date": "2016-09-01",
      "completion_date": "2020-03-23",
      "has_results": true,
      "last_update_posted_date": "2021-10-15",
      "last_synced_at": "2026-09-02T19:55:16.603Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03201809"
    }
  ]
}