{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cardiac+Arrhythmias&page=4",
    "query": {
      "condition": "Cardiac Arrhythmias",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1571,
    "total_pages": 158,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cardiac+Arrhythmias&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cardiac+Arrhythmias&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T04:32:22.858Z",
  "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": "NCT05242250",
      "title": "Real-World Evidence Registry to Assess Outcomes of Catheter Ablation for Atrial Fibrillation (DYNAMIC AF Registry)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Catheter Ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Heart Rhythm Clinical and Research Solutions, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 392,
      "start_date": "2022-01-10",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-01-12",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 4,
      "location_summary": "Birmingham, Alabama • Annapolis, Maryland • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Annapolis",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05242250"
    },
    {
      "nct_id": "NCT04149717",
      "title": "The Effect of Energy Drink Ingredients on Cardiovascular Function in Men and Women 18-39 Years Old",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Arrhythmia",
        "Blood Pressure"
      ],
      "interventions": [
        {
          "name": "Energy Drink Ingredients and Exercise",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Duquesne University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 35,
      "start_date": "2020-01-01",
      "completion_date": "2023-03",
      "has_results": false,
      "last_update_posted_date": "2021-03-23",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04149717"
    },
    {
      "nct_id": "NCT05510167",
      "title": "Post-ablation Alcohol Impacts Arrhythmia Recurrence, Quality of Life and Cognition in AF",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Study arm",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Texas Cardiac Arrhythmia Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 184,
      "start_date": "2022-08-22",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05510167"
    },
    {
      "nct_id": "NCT04101539",
      "title": "Comparing Pulmonary Vein Isolation to Pulmonary Vein Isolation + OPTIMA Ablation in Patients Undergoing Ablation for Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation Chronic"
      ],
      "interventions": [
        {
          "name": "OPTIMA-guided catheter ablation",
          "type": "DEVICE"
        },
        {
          "name": "Standard PVI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2019-09-01",
      "completion_date": "2025-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-09",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04101539"
    },
    {
      "nct_id": "NCT00950092",
      "title": "nContactSurgical Numeris-AF Tethered Coagulation System for Treatment of Persistent & LSP AF",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Numeris-AF Tethered Coagulation System with VisiTrax",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "nContact Surgical 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": 5,
      "start_date": "2009-10",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2014-04-03",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 2,
      "location_summary": "Venice, Florida • Memphis, Tennessee",
      "locations": [
        {
          "city": "Venice",
          "state": "Florida"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00950092"
    },
    {
      "nct_id": "NCT02118467",
      "title": "Vasoactive Drugs in Intensive Care Unit",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Shock"
      ],
      "interventions": [
        {
          "name": "Norepinephrine",
          "type": "DRUG"
        },
        {
          "name": "Epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Phenylephrine",
          "type": "DRUG"
        },
        {
          "name": "Vasopressin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 836,
      "start_date": "2014-05-15",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02118467"
    },
    {
      "nct_id": "NCT07501299",
      "title": "HeartBeam ECG Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter",
        "Bradycardia",
        "Tachycardia",
        "Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Electrocardiogram (ECG)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "HeartBeam, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2026-03-30",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07501299"
    },
    {
      "nct_id": "NCT03451630",
      "title": "Integrated Care (IC) Models for Patient-Centered Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes",
        "Asthma",
        "Chronic Obstructive Pulmonary Disease",
        "Hypertension",
        "Anxiety",
        "Atrial Fibrillation",
        "Congestive Heart Failure",
        "Depression",
        "Bipolar Disorder",
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "High-Touch",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High-Tech",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Optimal Discharge Planning",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1400,
      "start_date": "2018-09-04",
      "completion_date": "2022-11-30",
      "has_results": true,
      "last_update_posted_date": "2024-12-09",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03451630"
    },
    {
      "nct_id": "NCT04473807",
      "title": "Feasibility and Safety of IV Sotalol Administered as a Loading Dose to Initiate Oral Sotalol Therapy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Arrhythmias, Cardiac",
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Intravenous Sotalol Administered as a Loading Dose to Initiate Oral Sotalol Therapy in Adult Patients with Atrial Fibrillation",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kansas City Heart Rhythm Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 80,
      "start_date": "2021-01-02",
      "completion_date": "2022-06",
      "has_results": false,
      "last_update_posted_date": "2022-01-14",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04473807"
    },
    {
      "nct_id": "NCT02081807",
      "title": "Sequential Expansion of Comparative Effectiveness of Anticoagulants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 221228,
      "start_date": "2014-03-07",
      "completion_date": "2017-11-01",
      "has_results": true,
      "last_update_posted_date": "2019-10-02",
      "last_synced_at": "2026-10-06T04:32:22.858Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02081807"
    }
  ]
}