{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Atrial+Flutter&page=2",
    "query": {
      "condition": "Atrial Flutter",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Atrial+Flutter&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:26:20.458Z",
  "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": "NCT02624765",
      "title": "Prospective Randomized Clinical Trial of Fetal Atrial Flutter & Supraventricular Tachycardia Therapy (FAST RCT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Fetal Atrial Flutter Without Hydrops",
        "Fetal Supraventricular Tachycardia Without Hydrops",
        "Fetal Supraventricular Tachycardia With Hydrops"
      ],
      "interventions": [
        {
          "name": "Digoxin (monotherapy)",
          "type": "DRUG"
        },
        {
          "name": "Sotalol (monotherapy)",
          "type": "DRUG"
        },
        {
          "name": "Flecainide (monotherapy)",
          "type": "DRUG"
        },
        {
          "name": "Digoxin (dual therapy)",
          "type": "DRUG"
        },
        {
          "name": "Sotalol (dual therapy)",
          "type": "DRUG"
        },
        {
          "name": "Flecainide (dual therapy)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Edgar Jaeggi",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "16 Years to 50 Years · Female only"
      },
      "enrollment_count": 105,
      "start_date": "2016-02",
      "completion_date": "2024-03-31",
      "has_results": false,
      "last_update_posted_date": "2024-05-22",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 12,
      "location_summary": "San Francisco, California • Aurora, Colorado • Washington D.C., District of Columbia + 8 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02624765"
    },
    {
      "nct_id": "NCT01185587",
      "title": "Sodium Channel Splicing in Heart Failure Trial",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter",
        "Heart Failure"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 147,
      "start_date": "2010-02",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2014-04-23",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01185587"
    },
    {
      "nct_id": "NCT05997914",
      "title": "Storytelling for Reducing Gap in Anticoagulation Use in African Americans With Atrial Fibrillation",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter",
        "Adherence, Medication",
        "Anticoagulants and Bleeding Disorders",
        "Stroke",
        "Bleeding",
        "Narration"
      ],
      "interventions": [
        {
          "name": "Storytelling Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2024-06-24",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 4,
      "location_summary": "Jacksonville, Florida • Worcester, Massachusetts • Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05997914"
    },
    {
      "nct_id": "NCT01408485",
      "title": "Therapy™ Cool Flex™ Irrigated Ablation System for Typical Atrial Flutter",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Typical Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "Therapy™ Cool Flex™ Irrigated Ablation System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2011-11",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Oakland, California • Pasadena, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01408485"
    },
    {
      "nct_id": "NCT01710150",
      "title": "Pulmonary Vein Isolation To Reduce Future Risk Of Atrial Fibrillation In Patients Undergoing Typical Flutter",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Typical Atrial Flutter",
        "Risk Factors With Future Development of Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "CTI ablation alone",
          "type": "PROCEDURE"
        },
        {
          "name": "CTI ablation and Pulmonary vein isolation (PVI)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2012-11",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2017-05-02",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01710150"
    },
    {
      "nct_id": "NCT00476112",
      "title": "A Phase II/III Tolerance and Efficacy Study of RSD1235 in Patients With Atrial Flutter",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "Vernakalant Injection 20 mg/mL",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Advanz Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2003-08",
      "completion_date": "2004-09",
      "has_results": false,
      "last_update_posted_date": "2008-04-02",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 5,
      "location_summary": "Sacramento, California • Lansing, Michigan • Richmond, Virginia + 1 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Lansing",
          "state": "Michigan"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        },
        {
          "city": "Marshfield",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00476112"
    },
    {
      "nct_id": "NCT02089672",
      "title": "RF Lesion Monitoring With 8mm IntellaTip MiFi XP",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Flutter",
        "Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Catheter ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2014-04",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2015-11-17",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02089672"
    },
    {
      "nct_id": "NCT03260244",
      "title": "EnSite Precision Observational Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "cardiac mapping and radiofrequency ablation procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1065,
      "start_date": "2017-09-12",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2024-11-08",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Boynton Beach",
          "state": "Florida"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03260244"
    },
    {
      "nct_id": "NCT00559988",
      "title": "Combined Use of BIOTRONIK Home Monitoring and Predefined Anticoagulation to Reduce Stroke Risk",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter",
        "Stroke",
        "Embolism, Systemic Arterial",
        "Major Bleeding"
      ],
      "interventions": [
        {
          "name": "Home Monitoring Guided OAC",
          "type": "DRUG"
        },
        {
          "name": "Physician-Directed OAC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biotronik, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2718,
      "start_date": "2008-02",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-05",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 73,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Anaheim, California + 70 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00559988"
    },
    {
      "nct_id": "NCT02307188",
      "title": "Multipolar Mapping and Atrial Arrhythmias",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation or Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "Constellation Full Contact Mapping Catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Angelo Biviano",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2014-11",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2016-03-16",
      "last_synced_at": "2026-05-22T05:26:20.458Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02307188"
    }
  ]
}