{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Heart+Disease&page=4",
    "query": {
      "condition": "Congenital Heart Disease",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1106,
    "total_pages": 111,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Heart+Disease&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Heart+Disease&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T14:22:20.769Z",
  "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": "NCT00531037",
      "title": "Natural Evolution of AV Conduction Disorders in Patients Implanted With Cardiac Pacemakers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Patients Implanted With a Pacemaker"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "LivaNova",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1440,
      "start_date": "2007-06",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2017-11-14",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Sheffield, Alabama • Mesa, Arizona + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Piedmont",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00531037"
    },
    {
      "nct_id": "NCT04169100",
      "title": "Novel Form of Acquired Long QT Syndrome",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Long QT Syndrome",
        "Connective Tissue Diseases",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Narrows Institute for Biomedical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 25,
      "start_date": "2011-09-28",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2022-04-11",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04169100"
    },
    {
      "nct_id": "NCT03104751",
      "title": "Neurodevelopment in Infants With Complex Congenital Heart Defects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Complex Congenital Heart Defect"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "30 Days",
        "sex": "ALL",
        "summary": "1 Day to 30 Days"
      },
      "enrollment_count": 45,
      "start_date": "2016-06-30",
      "completion_date": "2018-10-24",
      "has_results": false,
      "last_update_posted_date": "2021-02-24",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03104751"
    },
    {
      "nct_id": "NCT00552812",
      "title": "Coarctation Of the Aorta Stent Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coarctation of the Aorta"
      ],
      "interventions": [
        {
          "name": "Stent therapy of aortic coarctation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Richard E. Ringel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "8 Years to 60 Years"
      },
      "enrollment_count": 105,
      "start_date": "2007-10",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2016-03-11",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00552812"
    },
    {
      "nct_id": "NCT01855360",
      "title": "Doxycycline and TUDCA in Patients With Transthyretin Amyloid Cardiomyopathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Amyloidosis; Heart (Manifestation)",
        "Senile Cardiac Amyloidosis"
      ],
      "interventions": [
        {
          "name": "Tauroursodeoxycholic Acid and Doxycycline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "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": 40,
      "start_date": "2013-06",
      "completion_date": "2015-05-31",
      "has_results": true,
      "last_update_posted_date": "2020-12-04",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01855360"
    },
    {
      "nct_id": "NCT07087782",
      "title": "Impact of Early Fortini Initiation on Growth and Interstage Outcomes in Infants With Single Ventricle Physiology",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Single-ventricle"
      ],
      "interventions": [
        {
          "name": "Fortini formula",
          "type": "OTHER"
        },
        {
          "name": "Standard Nutritional Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Driscoll Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Months",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "0 Months to 6 Months"
      },
      "enrollment_count": 100,
      "start_date": "2025-07-30",
      "completion_date": "2029-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 1,
      "location_summary": "Corpus Christi, Texas",
      "locations": [
        {
          "city": "Corpus Christi",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07087782"
    },
    {
      "nct_id": "NCT00215085",
      "title": "Cardiac Tumors in Children",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Healthcare of Atlanta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 70,
      "start_date": "2005-05",
      "completion_date": "2006-11",
      "has_results": false,
      "last_update_posted_date": "2012-03-16",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00215085"
    },
    {
      "nct_id": "NCT07180355",
      "title": "A Study of SGT-212 Gene Therapy in Friedreich's Ataxia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Friedreich's Ataxia (FA)"
      ],
      "interventions": [
        {
          "name": "SGT-212",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Solid Biosciences Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 10,
      "start_date": "2025-10-22",
      "completion_date": "2032-02-29",
      "has_results": false,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Columbus, Ohio • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07180355"
    },
    {
      "nct_id": "NCT05268094",
      "title": "Comparison of Methods of Pulmonary Blood Flow Augmentation in Neonates: Shunt Versus Stent (The COMPASS Trial)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congenital Heart Disease in Children"
      ],
      "interventions": [
        {
          "name": "Ductal Arterial Stent",
          "type": "DEVICE"
        },
        {
          "name": "Systemic-to-Pulmonary Artery Shunt",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Carelon Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "30 Days",
        "sex": "ALL",
        "summary": "1 Day to 30 Days"
      },
      "enrollment_count": 300,
      "start_date": "2022-06-02",
      "completion_date": "2028-02-29",
      "has_results": false,
      "last_update_posted_date": "2026-01-07",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 23,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05268094"
    },
    {
      "nct_id": "NCT01220531",
      "title": "Thymus Transplantation Safety-Efficacy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Complete DiGeorge Anomaly",
        "DiGeorge Syndrome",
        "DiGeorge Anomaly",
        "Complete DiGeorge Syndrome"
      ],
      "interventions": [
        {
          "name": "Cultured Thymus Tissue",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sumitomo Pharma Switzerland GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 29,
      "start_date": "2010-12",
      "completion_date": "2023-08",
      "has_results": true,
      "last_update_posted_date": "2025-01-16",
      "last_synced_at": "2026-10-07T14:22:20.769Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01220531"
    }
  ]
}