{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Fibrillation%2C+Ventricular&page=5",
    "query": {
      "condition": "Fibrillation, Ventricular",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 100,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Fibrillation%2C+Ventricular&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Fibrillation%2C+Ventricular&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T10:17:33.112Z",
  "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": "NCT01340963",
      "title": "The Signal-averaged ElectrocArdiogram in Long Term Follow-up of Chronic CHagas Disease - RIO de Janeiro Cohort",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chagas Cardiomyopathy",
        "Cardiac Arrhythmia",
        "Stroke",
        "Left Ventricular Function Systolic Dysfunction",
        "Cardiac Death"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Universidade Gama Filho",
      "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": "1995-06",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-12-10",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01340963"
    },
    {
      "nct_id": "NCT07081711",
      "title": "Longitudinal Validation of CIRC Technologies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases",
        "Heart Failure",
        "Ischemic Heart Disease",
        "Non-ischemic Cardiomyopathy",
        "Valvular Heart Disease",
        "Metabolic Cardiomyopathy",
        "Congenital Heart Disease",
        "Aortic Diseases",
        "Atrial Fibrillation",
        "Ventricular Fibrillation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2026-05-06",
      "completion_date": "2037-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07081711"
    },
    {
      "nct_id": "NCT06376916",
      "title": "Comparing Magnesium 2g Versus 4g Versus Placebo in the Incidence of Treating AFF RVR",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tachycardia Atrial",
        "Atrial Fibrillation",
        "Atrial Flutter With Rapid Ventricular Response"
      ],
      "interventions": [
        {
          "name": "Magnesium Sulfate 2 G",
          "type": "DRUG"
        },
        {
          "name": "Magnesium Sulfate 4 G",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 153,
      "start_date": "2024-10-07",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Oak Lawn, Illinois",
      "locations": [
        {
          "city": "Oak Lawn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06376916"
    },
    {
      "nct_id": "NCT04112433",
      "title": "Novel Cardiac Signal Processing System",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "PURE EP 2",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "BioSig Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 104,
      "start_date": "2019-11-12",
      "completion_date": "2022-01-29",
      "has_results": false,
      "last_update_posted_date": "2022-02-11",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 3,
      "location_summary": "Jacksonville, Florida • Boston, Massachusetts • Austin, Texas",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04112433"
    },
    {
      "nct_id": "NCT01058837",
      "title": "SCD-HeFT 10 Year Follow-up",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Left Ventricular Systolic Dysfunction",
        "Congestive Heart Failure",
        "Ischemic and Non-ischemic Cardiomyopathy",
        "Sudden Cardiac Death Primary Prevention"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Seattle Institute for Cardiac Research",
      "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": 1855,
      "start_date": "2009-09",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2010-02-11",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Bellevue, Washington",
      "locations": [
        {
          "city": "Bellevue",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01058837"
    },
    {
      "nct_id": "NCT00850980",
      "title": "Selective AV Nodal Vagal Stimulation For Reduction of the Ventricular Rate During Atrial Fibrillation",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The Cleveland 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": "2009-02",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2017-02-10",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00850980"
    },
    {
      "nct_id": "NCT00387803",
      "title": "Safety and Effectiveness of Cardiac Resynchronization Therapy With Defibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure, Congestive",
        "Ventricular Fibrillation",
        "Tachycardia, Ventricular"
      ],
      "interventions": [
        {
          "name": "Cardiac Resynchronization Therapy with Defibrillation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 581,
      "start_date": "1998-02",
      "completion_date": "2001-08",
      "has_results": false,
      "last_update_posted_date": "2007-01-25",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00387803"
    },
    {
      "nct_id": "NCT00382928",
      "title": "Automatic External Defibrillation Monitoring in Cardiac Arrest",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Death, Sudden, Cardiac",
        "Ventricular Fibrillation",
        "Tachycardia, Ventricular"
      ],
      "interventions": [
        {
          "name": "Defibrillation of pulseless VT/VF by AECD",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Foundation for Atlanta Veterans Education and Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 192,
      "start_date": "2006-10",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2015-07-15",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00382928"
    },
    {
      "nct_id": "NCT07188129",
      "title": "Evaluation of a Test Algorithm for Use to Analyze ECG Data Collected From a Test Device of a 24-hour Simulated Use Period",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation (AF)",
        "Tachycardia",
        "Bradycardia",
        "PVC - Premature Ventricular Contraction",
        "Premature Atrial Contraction"
      ],
      "interventions": [
        {
          "name": "Test Algorithm and Test Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zywie, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 153,
      "start_date": "2025-01-20",
      "completion_date": "2025-06-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-23",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 1,
      "location_summary": "Bozeman, Montana",
      "locations": [
        {
          "city": "Bozeman",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07188129"
    },
    {
      "nct_id": "NCT01970501",
      "title": "Genetically Targeted Therapy for the Prevention of Symptomatic Atrial Fibrillation in Patients With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Current or Recent History of Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "bucindolol hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "metoprolol succinate",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "ARCA Biopharma, Inc.",
      "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": 267,
      "start_date": "2014-04",
      "completion_date": "2017-12-28",
      "has_results": true,
      "last_update_posted_date": "2022-09-26",
      "last_synced_at": "2026-11-15T10:17:33.112Z",
      "location_count": 48,
      "location_summary": "Anchorage, Alaska • Phoenix, Arizona • East Palo Alto, California + 43 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "East Palo Alto",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01970501"
    }
  ]
}