{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=QT+Interval",
    "query": {
      "intervention": "QT Interval"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 121,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=QT+Interval&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T02:31:52.675Z",
  "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": "NCT04169100",
      "title": "Novel Form of Acquired Long QT Syndrome",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Long QT Syndrome",
        "Connective Tissue Diseases",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Narrows Institute for Biomedical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 25,
      "start_date": "2011-09-28",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2022-04-11",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04169100"
    },
    {
      "nct_id": "NCT03727750",
      "title": "Evaluating QTc, PK, Safety of Gemtuzumab Ozogamicin (GO) in Patients With CD33+ R/R AML",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ECG",
        "Pharmacokinetics",
        "Safety"
      ],
      "interventions": [
        {
          "name": "Gemtuzumab Ozogamicin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2019-07-03",
      "completion_date": "2021-04-27",
      "has_results": true,
      "last_update_posted_date": "2022-03-25",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 4,
      "location_summary": "Augusta, Georgia • Greenville, North Carolina",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Greenville",
          "state": "North Carolina"
        },
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03727750"
    },
    {
      "nct_id": "NCT01787357",
      "title": "A Study to Assess Electrocardiogram Results in Healthy Volunteers Receiving Canagliflozin (JNJ-28431754)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Canagliflozin (JNJ-28431754)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 60,
      "start_date": "2008-06",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2016-06-29",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01787357"
    },
    {
      "nct_id": "NCT02300558",
      "title": "Effect of Eleclazine on Shortening of the QT Interval, Safety, and Tolerability in Adults With Long QT Syndrome Type 3",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Long QT Syndrome Type 3"
      ],
      "interventions": [
        {
          "name": "Eleclazine",
          "type": "DRUG"
        },
        {
          "name": "Eleclazine placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 41,
      "start_date": "2014-12-17",
      "completion_date": "2017-02-15",
      "has_results": true,
      "last_update_posted_date": "2018-01-12",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 3,
      "location_summary": "Rochester, Minnesota • New York, New York • Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02300558"
    },
    {
      "nct_id": "NCT02677844",
      "title": "A Study of Abemaciclib in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Loperamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 35,
      "start_date": "2016-02",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2019-01-04",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 2,
      "location_summary": "Daytona Beach, Florida • Evansville, Indiana",
      "locations": [
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02677844"
    },
    {
      "nct_id": "NCT00915083",
      "title": "A Phase I Study to Assess the Safety, Pharmacokinetics, and Potential Effects of Amrubicin on the QT/QTc Interval in Cancer Patients With Advanced Solid Tumors.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Solid Tumors"
      ],
      "interventions": [
        {
          "name": "Amrubicin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Celgene",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2009-06-01",
      "completion_date": "2011-05-01",
      "has_results": false,
      "last_update_posted_date": "2019-11-01",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 8,
      "location_summary": "La Jolla, California • Santa Monica, California • Indianapolis, Indiana + 5 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00915083"
    },
    {
      "nct_id": "NCT00979316",
      "title": "Effect on the Electrocardiographic QT Interval Corrected for Heart Rate (QTc) in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "BMS-708163",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 62,
      "start_date": "2009-09",
      "completion_date": "2010-02",
      "has_results": false,
      "last_update_posted_date": "2011-01-07",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00979316"
    },
    {
      "nct_id": "NCT01290900",
      "title": "A Single-centre, Randomised, Double-blind, Placebo-controlled, Four Way Crossover Phase I Study to Investigate the Effect on QT/QTc Interval of Ceftazidime NXL104 or Ceftaroline Fosamil NXL104, Compared With Placebo, Using Moxifloxacin (Avelox®) as a Positive Control, in Healthy Male Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Male Volunteers"
      ],
      "interventions": [
        {
          "name": "NXL104",
          "type": "DRUG"
        },
        {
          "name": "Ceftaroline",
          "type": "DRUG"
        },
        {
          "name": "Placebo Infusion",
          "type": "DRUG"
        },
        {
          "name": "Ceftazidime",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 54,
      "start_date": "2011-02",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2017-09-01",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01290900"
    },
    {
      "nct_id": "NCT03789240",
      "title": "Response-Adapted Therapy With Copanlisib and Rituximab in Untreated Follicular Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Follicular Lymphoma",
        "Non-Hodgkin's Lymphoma",
        "NHL"
      ],
      "interventions": [
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Copanlisib",
          "type": "DRUG"
        },
        {
          "name": "Bone Marrow Aspiration/Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "CT Scans",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "18F-FDG-PET/CT Scan15",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Electrocardigram",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2019-08-22",
      "completion_date": "2027-01-01",
      "has_results": true,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03789240"
    },
    {
      "nct_id": "NCT03021616",
      "title": "Evaluation of Energy Drinks on Electrocardiographic, Vascular and Hematologic Parameters in Healthy Volunteers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "energy drink",
          "type": "OTHER"
        },
        {
          "name": "Moxifloxacin 400mg",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "David Grant U.S. Air Force Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 2,
      "start_date": "2017-06-26",
      "completion_date": "2018-03-13",
      "has_results": false,
      "last_update_posted_date": "2020-04-07",
      "last_synced_at": "2026-09-12T02:31:52.675Z",
      "location_count": 1,
      "location_summary": "Travis Air Force Base, California",
      "locations": [
        {
          "city": "Travis Air Force Base",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03021616"
    }
  ]
}