{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Rate+Fast&page=5",
    "query": {
      "condition": "Heart Rate Fast",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 372,
    "total_pages": 38,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Rate+Fast&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Rate+Fast&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T01:00:31.403Z",
  "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": "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": "2026-10-22T01:00:31.403Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02118467"
    },
    {
      "nct_id": "NCT00925522",
      "title": "Therapy Cool Path Ablate VT",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ischemic Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "Therapy Cool Path Duo Cardiac 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": 20,
      "start_date": "2009-06",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 5,
      "location_summary": "Birmingham, Alabama • Maywood, Illinois • Indianapolis, Indiana + 2 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00925522"
    },
    {
      "nct_id": "NCT00746564",
      "title": "Study of New Implantable Loop Recorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tachyarrhythmias",
        "Syncope"
      ],
      "interventions": [
        {
          "name": "SJM Confirm",
          "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": 75,
      "start_date": "2008-09",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2019-01-30",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 9,
      "location_summary": "Anchorage, Alaska • Scottsdale, Arizona • Little Rock, Arkansas + 6 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00746564"
    },
    {
      "nct_id": "NCT03049254",
      "title": "Mayo AVC Registry and Biobank",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmogenic Right Ventricular Cardiomyopathy",
        "Cardiomyopathies",
        "Heart Diseases",
        "Cardiovascular Diseases",
        "Sudden Cardiac Arrest",
        "Sudden Cardiac Death",
        "Arrhythmogenic Right Ventricular Dysplasia",
        "Arrhythmogenic Ventricular Cardiomyopathy",
        "Familial Dilated Cardiomyopathy",
        "Cardiovascular Abnormalities",
        "Sarcoidosis",
        "Cardiac Arrhythmia",
        "Cardiac Sarcoidosis",
        "Myocarditis",
        "Inflammatory Cardiomyopathy",
        "Ventricular Tachycardia",
        "Right Ventricular Outflow Tract Ventricular Tachycardia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2018-02-09",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03049254"
    },
    {
      "nct_id": "NCT06575881",
      "title": "Defining the Risk of Ventricular Tachycardia in Genetic Cardiomyopathies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Ventricular Tachycardia",
        "Premature Ventricular Contraction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Vanderbilt University Medical Center",
      "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": "2023-12-13",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06575881"
    },
    {
      "nct_id": "NCT00962728",
      "title": "Breathing Device in Postural Orthostatic Tachycardia Syndrome (POTS)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postural Tachycardia Syndrome",
        "Postural Orthostatic Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Inspiratory Threshold Device (Res-Q-Gard ITD)",
          "type": "DEVICE"
        },
        {
          "name": "Sham Inspiratory Threshold Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alfredo Gamboa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2009-07",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00962728"
    },
    {
      "nct_id": "NCT06292104",
      "title": "Phenotyping of Postural Orthostatic Tachycardia Syndrome (POTS)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postural Orthostatic Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "multimodal diagnostic testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 350,
      "start_date": "2024-03-05",
      "completion_date": "2029-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06292104"
    },
    {
      "nct_id": "NCT01410552",
      "title": "Inappropriate Shock Reduction wIth PARAD+ Rhythm DiScrimination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tachycardia"
      ],
      "interventions": [
        {
          "name": "PARADYM DR model 8550; PARADYM CRT model 8750; PARADYM RF DR model 9550; PARADYM RF CRT model 9750; PARADYM RF CRT SonR model 9770",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "MicroPort CRM",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1013,
      "start_date": "2011-10",
      "completion_date": "2016-02",
      "has_results": true,
      "last_update_posted_date": "2019-03-22",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 27,
      "location_summary": "Mesa, Arizona • Peoria, Arizona • Phoenix, Arizona + 23 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01410552"
    },
    {
      "nct_id": "NCT05016921",
      "title": "TcMS to Treat Ventricular Tachycardia",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "TcMS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-01-01",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2024-04-04",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05016921"
    },
    {
      "nct_id": "NCT01846741",
      "title": "VNS Therapy Automatic Magnet Mode Outcomes Study in Epilepsy Patients Exhibiting Ictal Tachycardia (E-37)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "M106 VNS Therapy System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cyberonics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2013-07",
      "completion_date": "2015-08",
      "has_results": true,
      "last_update_posted_date": "2015-11-24",
      "last_synced_at": "2026-10-22T01:00:31.403Z",
      "location_count": 15,
      "location_summary": "Phoenix, Arizona • Stanford, California • Tampa, Florida + 12 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01846741"
    }
  ]
}