{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Conduction+Abnormalities",
    "query": {
      "condition": "Conduction Abnormalities"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 71,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Conduction+Abnormalities&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T03:24:34.142Z",
  "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": "NCT01903564",
      "title": "Fetal and Neonatal Magnetophysiology",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fetal Arrhythmia",
        "Abnormality in Fetal Heart Rate or Rhythm",
        "Long QT Syndrome"
      ],
      "interventions": [
        {
          "name": "magnetocardiography",
          "type": "DEVICE"
        },
        {
          "name": "postnatal ECG",
          "type": "DEVICE"
        },
        {
          "name": "fetal echocardiography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 39,
      "start_date": "2014-03",
      "completion_date": "2018-06",
      "has_results": true,
      "last_update_posted_date": "2019-05-29",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01903564"
    },
    {
      "nct_id": "NCT02412098",
      "title": "Pharmacokinetics of Eleclazine in Adults With Normal and Impaired Hepatic Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Long QT Syndrome"
      ],
      "interventions": [
        {
          "name": "Eleclazine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 49,
      "start_date": "2015-03-19",
      "completion_date": "2016-04-22",
      "has_results": true,
      "last_update_posted_date": "2019-07-29",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Orlando, Florida • Minneapolis, Minnesota + 1 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02412098"
    },
    {
      "nct_id": "NCT00303511",
      "title": "Pacemaker Therapy in Adults With Congenital Heart Defects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Disorder"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "1996-01",
      "completion_date": "2006-08",
      "has_results": true,
      "last_update_posted_date": "2014-08-08",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00303511"
    },
    {
      "nct_id": "NCT03258515",
      "title": "A Study to Investigate the Effect of Single Dose of AZD6094 (600 mg) on Cardiac Repolarization in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "AZD6094 200 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 45,
      "start_date": "2017-09-06",
      "completion_date": "2018-03-24",
      "has_results": false,
      "last_update_posted_date": "2020-02-20",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03258515"
    },
    {
      "nct_id": "NCT01759420",
      "title": "Ondansetron and the QT Interval In Adult Emergency Department Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ondansetron"
      ],
      "interventions": [
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "C.R.Darnall Army Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2012-12",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2014-06-26",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 2,
      "location_summary": "Fort Hood, Texas • Tacoma, Washington",
      "locations": [
        {
          "city": "Fort Hood",
          "state": "Texas"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01759420"
    },
    {
      "nct_id": "NCT00548886",
      "title": "Low-dose Epinephrine Infusion Tests in Adolescent and Pediatric Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congenital Disorders"
      ],
      "interventions": [
        {
          "name": "Epinephrine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "3 Years to 18 Years"
      },
      "enrollment_count": 7,
      "start_date": "2008-02",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-06",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00548886"
    },
    {
      "nct_id": "NCT01174251",
      "title": "The Effect of General Anesthesia on the Risk for Arrhythmia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2010-12",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2013-10-08",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01174251"
    },
    {
      "nct_id": "NCT05236153",
      "title": "Electroanatomic Interactions Between Transcatheter Pulmonary Valve Prostheses and Anatomic Isthmuses in Repaired Tetralogy of Fallot",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tetralogy of Fallot",
        "Ventricular Tachycardia",
        "Sudden Cardiac Death"
      ],
      "interventions": [
        {
          "name": "Electroanatomic substrate mapping",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 60,
      "start_date": "2022-11-04",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05236153"
    },
    {
      "nct_id": "NCT05348564",
      "title": "Comparing Direct vs Indirect Methods for Cascade Screening",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Long QT Syndrome",
        "Familial Hypercholesterolemia",
        "Ethics",
        "Genetic Testing"
      ],
      "interventions": [
        {
          "name": "Direct contact of family members for cascade screening of relevant variants",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2023-05-15",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 1,
      "location_summary": "Lancaster, Pennsylvania",
      "locations": [
        {
          "city": "Lancaster",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05348564"
    },
    {
      "nct_id": "NCT00949715",
      "title": "Optimize RV Follow-up Selective Site Pacing Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Pacing",
        "Right Ventricular Pacing",
        "Left Ventricular Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "Medtronic or Vitatron Dual-Chamber Pacemaker",
          "type": "DEVICE"
        },
        {
          "name": "Medtronic SelectSecure 3830 Lead",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2009-09",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2018-02-15",
      "last_synced_at": "2026-05-22T03:24:34.142Z",
      "location_count": 10,
      "location_summary": "Des Moines, Iowa • Silver Spring, Maryland • Southfield, Michigan + 7 more",
      "locations": [
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Silver Spring",
          "state": "Maryland"
        },
        {
          "city": "Southfield",
          "state": "Michigan"
        },
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00949715"
    }
  ]
}