{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Paroxysmal+Arrhythmia",
    "query": {
      "condition": "Paroxysmal Arrhythmia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 139,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Paroxysmal+Arrhythmia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T10:09:22.787Z",
  "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": "NCT01585961",
      "title": "NAVISTAR® THERMOCOOL® SF Catheter: Observational Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Paroxysmal Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Catheter Ablation (NAVISTAR® THERMOCOOL® SF Catheter)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Biosense Webster, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 511,
      "start_date": "2012-04",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2015-01-26",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 45,
      "location_summary": "Huntsville, Alabama • Anchorage, Alaska • Phoenix, Arizona + 40 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01585961"
    },
    {
      "nct_id": "NCT07324772",
      "title": "PREACTIVE: Preconditioning Exercise Intervention to Improve Symptoms and Quality of Life in Comorbid Atrial Fibrillation and HFpEF",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation (AF)",
        "Atrial Fibrillation (Paroxysmal)",
        "Persistent Atrial Fibrillation",
        "Heart Failure With Preserved Ejection Fraction (HFPEF)"
      ],
      "interventions": [
        {
          "name": "progressive resistance training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "combined aerobic + resistance training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "60 Years to 99 Years"
      },
      "enrollment_count": 30,
      "start_date": "2026-05-15",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07324772"
    },
    {
      "nct_id": "NCT01842529",
      "title": "Botulinum Toxin Injection in Epicardial Fat Pads To Treat Atrial Fibrillation After Cardiac Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Paroxysmal Atrial Fibrillation",
        "Indications for CABG"
      ],
      "interventions": [
        {
          "name": "botulinum toxin injection",
          "type": "BIOLOGICAL"
        },
        {
          "name": "0.9% normal saline injection",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Implantable loop recorder",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "Meshalkin Research Institute of Pathology of Circulation",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2012-09",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-01-31",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01842529"
    },
    {
      "nct_id": "NCT00392054",
      "title": "First Line Radiofrequency Ablation Versus Antiarrhythmic Drugs for Atrial Fibrillation Treatment (The RAAFT Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Pulmonary Vein Isolation performed by Catheter Ablation",
          "type": "PROCEDURE"
        },
        {
          "name": "Conventional Antiarrhythmic Drug Therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Population Health Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "19 Years to 75 Years"
      },
      "enrollment_count": 127,
      "start_date": "2006-08",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2020-01-31",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 2,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00392054"
    },
    {
      "nct_id": "NCT03624881",
      "title": "Evaluation of VISITAG SURPOINT™ Module With External Processing Unit (EPU)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Paroxysmal Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Catheter ablation with EPU",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Biosense Webster, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 333,
      "start_date": "2018-09-04",
      "completion_date": "2021-06-28",
      "has_results": true,
      "last_update_posted_date": "2023-07-03",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Little Rock, Arkansas + 34 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03624881"
    },
    {
      "nct_id": "NCT05055921",
      "title": "MultiPulse Therapy (MPT) for AF (US)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Paroxysmal Atrial Fibrillation",
        "Persistent Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Multi Pulse Therapy as delivered from the Cardialen External Stimulation System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cardialen, 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": 6,
      "start_date": "2022-02-28",
      "completion_date": "2022-10-01",
      "has_results": false,
      "last_update_posted_date": "2022-10-10",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Columbus, Ohio",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05055921"
    },
    {
      "nct_id": "NCT04088071",
      "title": "Real-world Experience of Catheter Ablation for the Treatment of Arrhythmias",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Paroxysmal Atrial Fibrillation",
        "Persistent Atrial Fibrillation",
        "Ventricular Arrhythmia"
      ],
      "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": 20000,
      "start_date": "2018-01-01",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 68,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 61 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04088071"
    },
    {
      "nct_id": "NCT01716663",
      "title": "CARTO® 3 System and Real Time Intracardiac Ultrasound",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Paroxysmal AF"
      ],
      "interventions": [
        {
          "name": "Catheter Ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Biosense Webster, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 234,
      "start_date": "2012-10",
      "completion_date": "2013-09",
      "has_results": true,
      "last_update_posted_date": "2014-12-01",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 26,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Santa Barbara, California + 23 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlantis",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01716663"
    },
    {
      "nct_id": "NCT02064764",
      "title": "Renal Nerve Denervation in Patients With Hypertension and Paroxysmal and Persistent Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Symplicity Spyral™ Multi-Electrode Renal Denervation Catheter",
          "type": "DEVICE"
        },
        {
          "name": "Arctic Front Advance™ Cardiac Cryoablation System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Vascular",
      "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": 102,
      "start_date": "2015-02",
      "completion_date": "2021-04-19",
      "has_results": true,
      "last_update_posted_date": "2024-02-23",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 9,
      "location_summary": "Sacramento, California • Burlington, Massachusetts • Marquette, Michigan + 5 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Burlington",
          "state": "Massachusetts"
        },
        {
          "city": "Marquette",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02064764"
    },
    {
      "nct_id": "NCT00540787",
      "title": "A Comparison of Antiarrhythmic Drug Therapy and Radio Frequency Catheter Ablation in Patients With Paroxysmal Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Paroxysmal Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Radiofrequency ablation, antiarrhythmic drugs",
          "type": "DEVICE"
        },
        {
          "name": "Amiodarone, flecainide, propafenone, quinidine, dofetilide, sotalol, cibenzoline, beta blocking and calcium channel blocking agents and antiarrhythmic drugs",
          "type": "DRUG"
        },
        {
          "name": "ThermoCool Radiofrequency Catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Biosense Webster, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 112,
      "start_date": "2003-08-01",
      "completion_date": "2006-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-28",
      "last_synced_at": "2026-09-07T10:09:22.787Z",
      "location_count": 3,
      "location_summary": "Birmingham, Alabama • Boston, Massachusetts • Columbus, Ohio",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00540787"
    }
  ]
}