{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Ventricular+Tachycardia",
    "query": {
      "condition": "Refractory Ventricular Tachycardia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T04:15:02.698Z",
  "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": "NCT00401882",
      "title": "Treatment of Ventricular Tachyarrhythmias Refractory To Shock With Beta Blockers: The SHOCK and BLOCK Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiac Arrest",
        "Sudden Cardiac Death",
        "Ventricular Fibrillation",
        "Tachycardia, Ventricular"
      ],
      "interventions": [
        {
          "name": "Epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Metoprolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "David Haines, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2007-01",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2017-05-25",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 1,
      "location_summary": "Royal Oak, Michigan",
      "locations": [
        {
          "city": "Royal Oak",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00401882"
    },
    {
      "nct_id": "NCT02374476",
      "title": "Bipolar Ventricular Tachycardia (VT) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "Bipolar Ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Srinivas Dukkipati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 145,
      "start_date": "2015-02-18",
      "completion_date": "2020-09-30",
      "has_results": true,
      "last_update_posted_date": "2022-11-01",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 6,
      "location_summary": "Maywood, Illinois • Boston, Massachusetts • New York, New York + 2 more",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02374476"
    },
    {
      "nct_id": "NCT06593418",
      "title": "Cardiac Radioablation for VT",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Tachycardia",
        "Myocardial Infarction"
      ],
      "interventions": [
        {
          "name": "Stereotactic Body Radiation Therapy (SBRT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Corewell Health East",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2026-07",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 1,
      "location_summary": "Royal Oak, Michigan",
      "locations": [
        {
          "city": "Royal Oak",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06593418"
    },
    {
      "nct_id": "NCT03349892",
      "title": "Stereotactic Ablative Radiotherapy for Refractory Ventricular Tachycardia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractory Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "Stereotactic Ablative Radiotherapy (SABR)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2017-04-01",
      "completion_date": "2019-08-06",
      "has_results": true,
      "last_update_posted_date": "2021-11-15",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03349892"
    },
    {
      "nct_id": "NCT05765175",
      "title": "Cardiac RADIoablation Versus Repeat Catheter Ablation: a Pivotal Randomized Clinical Trial Evaluating Safety and Efficacy for Patients With High-risk Refractory Ventricular Tachycardia (RADIATE-VT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tachycardia, Ventricular"
      ],
      "interventions": [
        {
          "name": "Varian Cardiac Radioablation (CRA)",
          "type": "DEVICE"
        },
        {
          "name": "Catheter Ablation (CA)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Varian, a Siemens Healthineers Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 380,
      "start_date": "2023-04-21",
      "completion_date": "2030-05",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Hartford, Connecticut • Boston, Massachusetts + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05765175"
    },
    {
      "nct_id": "NCT04757688",
      "title": "Noninvasive Cardiac Radioablation for Ventricular Tachycardia Refractory to Medication and Catheter Ablation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "Cardiac radioablation (CRA)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "John Stahl",
      "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": "2022-11",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2022-11-09",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04757688"
    },
    {
      "nct_id": "NCT03880565",
      "title": "Advanced Reperfusion Strategies for Refractory Cardiac Arrest",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Arrest",
        "Extracorporeal Membrane Oxygenation Complication",
        "Ventricular Fibrillation",
        "Pulseless Ventricular Tachycardia",
        "Out-Of-Hospital Cardiac Arrest"
      ],
      "interventions": [
        {
          "name": "Early Extracorporeal Membrane Oxygenation (ECMO) Facilitated Resuscitation",
          "type": "DEVICE"
        },
        {
          "name": "Standard Advanced Cardiac Life Support (ACLS) Resuscitation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "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": 30,
      "start_date": "2019-08-09",
      "completion_date": "2020-10-09",
      "has_results": true,
      "last_update_posted_date": "2022-03-10",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03880565"
    },
    {
      "nct_id": "NCT02661048",
      "title": "CyberHeart's Cardiac Arrhythmia Ablation Treatment: Patients With Refractory Ventricular Tachycardia/Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tachycardia, Ventricular"
      ],
      "interventions": [
        {
          "name": "CyberHeart System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Varian, a Siemens Healthineers Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2015-02-27",
      "completion_date": "2023-07-06",
      "has_results": false,
      "last_update_posted_date": "2023-09-07",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02661048"
    },
    {
      "nct_id": "NCT05337241",
      "title": "Saline Enhanced Radiofrequency (SERF) Needle Ablation for Refractory VT",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractory Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "Saline Enhanced Radiofrequency (SERF) Ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Thermedical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 130,
      "start_date": "2025-08-09",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-08-14",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 5,
      "location_summary": "Birmingham, Alabama • Philadelphia, Pennsylvania • Charleston, South Carolina + 2 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05337241"
    },
    {
      "nct_id": "NCT04334811",
      "title": "Stereotactic Ablative Radiotherapy (SAbR) for Treatment of Ventricular Tachycardia (VT) Refractory Standard Invasive Ablation Techniques",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tachycardia, Ventricular"
      ],
      "interventions": [
        {
          "name": "Stereotactic ablative radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Texas Southwestern 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": 0,
      "start_date": "2023-02",
      "completion_date": "2025-03-01",
      "has_results": false,
      "last_update_posted_date": "2022-08-17",
      "last_synced_at": "2026-06-11T04:15:02.698Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04334811"
    }
  ]
}