{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Block&page=13",
    "query": {
      "condition": "Heart Block",
      "page": 13
    },
    "page_size": 10
  },
  "pagination": {
    "page": 13,
    "page_size": 10,
    "total_count": 491,
    "total_pages": 50,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Block&page=14&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Block&page=12&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T09:33:52.952Z",
  "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": "NCT00042081",
      "title": "Prevention of Autogenous Vein Graft Failure in Coronary Artery Bypass Procedures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "CGT003 (E2F Duplex Decoy)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Anesiva, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 3000,
      "start_date": "2002-07",
      "completion_date": "2005-02",
      "has_results": false,
      "last_update_posted_date": "2006-05-05",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 154,
      "location_summary": "Birmingham, Alabama • Daly City, California • Los Angeles, California + 89 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00042081"
    },
    {
      "nct_id": "NCT04126018",
      "title": "Comparative Imaging Assessment of Valvular Heart Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Valve Heart Disease",
        "Aortic Stenosis",
        "Aortic Regurgitation"
      ],
      "interventions": [
        {
          "name": "MRI with strain measurement",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 200,
      "start_date": "2019-08-23",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04126018"
    },
    {
      "nct_id": "NCT05186818",
      "title": "Phase 3 Trial to Evaluate the Efficacy and Safety of Aficamten Compared to Placebo in Adults With Symptomatic oHCM",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obstructive Hypertrophic Cardiomyopathy (oHCM)"
      ],
      "interventions": [
        {
          "name": "Aficamten (5 mg, 10 mg, 15 mg, and 20 mg)",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match aficamten",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cytokinetics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 282,
      "start_date": "2022-02-01",
      "completion_date": "2023-12-18",
      "has_results": true,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 48,
      "location_summary": "Anchorage, Alaska • La Jolla, California • Los Angeles, California + 39 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05186818"
    },
    {
      "nct_id": "NCT03928639",
      "title": "Structural Heart and Valve Network PROSPECTIVE Registry",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mitral Valve Regurgitation",
        "Heart Failure",
        "Heart Valve Disease",
        "Tricuspid Valve Regurgitation",
        "Aortic Valve Stenosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 0,
      "start_date": "2023-01-10",
      "completion_date": "2023-01-10",
      "has_results": false,
      "last_update_posted_date": "2023-01-12",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03928639"
    },
    {
      "nct_id": "NCT01215253",
      "title": "Ranolazine Implantable Cardioverter-Defibrillator Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ischemic Cardiomyopathy",
        "Nonischemic Cardiomyopathy",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1012,
      "start_date": "2011-09",
      "completion_date": "2017-02-28",
      "has_results": true,
      "last_update_posted_date": "2018-08-27",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 83,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • East Palo Alto, California + 70 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "East Palo Alto",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01215253"
    },
    {
      "nct_id": "NCT05136417",
      "title": "Study of Intra-Cardiac Echocardiography in Guiding Left Atrial Appendage Occlusion With the Watchman Device",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Left Atrial Appendage Occlusion"
      ],
      "interventions": [
        {
          "name": "intra-procedural intracardiac echocardiography (ICE) probe",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 100,
      "start_date": "2022-01-04",
      "completion_date": "2023-12-15",
      "has_results": true,
      "last_update_posted_date": "2024-12-27",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 2,
      "location_summary": "Santa Monica, California • Rochester, Minnesota",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05136417"
    },
    {
      "nct_id": "NCT03251391",
      "title": "Cardiac Rehabilitation Program in Peripheral Arterial Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "Cardiac Rehabilitation Program",
          "type": "OTHER"
        },
        {
          "name": "Conventional Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2017-04-13",
      "completion_date": "2019-05-11",
      "has_results": false,
      "last_update_posted_date": "2019-09-06",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03251391"
    },
    {
      "nct_id": "NCT03381989",
      "title": "Bioprosthetic or Native Aortic Scallop Intentional Laceration to Prevent Iatrogenic Coronary Artery Obstruction (BASILICA) Prospective Investigation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Native and Valve in Valve Aortic Valve Failure"
      ],
      "interventions": [
        {
          "name": "ASHI_INTECC Astato XS 20 0.014 guidewire",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2018-02-14",
      "completion_date": "2019-08-22",
      "has_results": true,
      "last_update_posted_date": "2021-03-18",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 4,
      "location_summary": "Washington D.C., District of Columbia • Atlanta, Georgia • Detroit, Michigan + 1 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03381989"
    },
    {
      "nct_id": "NCT00055510",
      "title": "A Blinded Study Conducted at Multiple Centers Evaluating Various Doses of an Investigational Agent (BO-653) Against Placebo, for Safety and Effectiveness in Preventing Post-Angioplasty Blood Vessel Re-Closure (Restenosis) in Stented Vessels.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Graft Occlusion, Vascular",
        "Coronary Restenosis",
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "BO-653",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Chugai Pharma USA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 29,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Burlingame, California + 24 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00055510"
    },
    {
      "nct_id": "NCT05246397",
      "title": "Sugammadex Titration in Cardiac Surgery Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Valvular Heart Disease",
        "Aorta Disease",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Sugammadex administration",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "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": "2022-02-01",
      "completion_date": "2022-11-10",
      "has_results": true,
      "last_update_posted_date": "2024-03-21",
      "last_synced_at": "2026-10-22T09:33:52.952Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05246397"
    }
  ]
}