{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Circulatory+System&page=3",
    "query": {
      "condition": "Diseases of the Circulatory System",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 3301,
    "total_pages": 331,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Circulatory+System&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Circulatory+System&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T04:11:17.875Z",
  "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": "NCT01123161",
      "title": "The Intravascular Cooling in the Treatment of Stroke 2/3 Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Stroke, Acute"
      ],
      "interventions": [
        {
          "name": "hypothermia and anti-shivering treatment",
          "type": "DEVICE"
        },
        {
          "name": "Group1: IV t-PA and normothermia",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "82 Years",
        "sex": "ALL",
        "summary": "22 Years to 82 Years"
      },
      "enrollment_count": 120,
      "start_date": "2010-06",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2017-04-05",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 29,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Newport Beach, California + 25 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01123161"
    },
    {
      "nct_id": "NCT00542854",
      "title": "iPod and Other MP3 Players on ICDs and Pacemakers in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Block",
        "Bradycardia",
        "Tachycardia",
        "Arrhythmia"
      ],
      "interventions": [
        {
          "name": "MP3",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "4 Years to 55 Years"
      },
      "enrollment_count": 100,
      "start_date": "2007-10",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2009-01-28",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00542854"
    },
    {
      "nct_id": "NCT00359424",
      "title": "Interventional Management of Stroke (IMS) III Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "IV rt-PA alone",
          "type": "DRUG"
        },
        {
          "name": "endovascular therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Joseph Broderick",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "82 Years",
        "sex": "ALL",
        "summary": "18 Years to 82 Years"
      },
      "enrollment_count": 656,
      "start_date": "2006-08",
      "completion_date": "2013-04",
      "has_results": true,
      "last_update_posted_date": "2013-12-13",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 49,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 39 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00359424"
    },
    {
      "nct_id": "NCT04178746",
      "title": "PRONTO: Artemis in the Removal of Intraventricular Hemorrhage in the Hyper-Acute Phase",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Intracerebral Hemorrhage",
        "Brain Hemorrhage",
        "Intraventricular Hemorrhage"
      ],
      "interventions": [
        {
          "name": "Artemis Neuro Evacuation Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Penumbra Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2019-09-26",
      "completion_date": "2021-06-02",
      "has_results": false,
      "last_update_posted_date": "2022-09-14",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 1,
      "location_summary": "Summit, New Jersey",
      "locations": [
        {
          "city": "Summit",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04178746"
    },
    {
      "nct_id": "NCT03616483",
      "title": "The Indiana Myeloma Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Plasma Cell Dyscrasias"
      ],
      "interventions": [
        {
          "name": "This is a non-interventional trial",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2500,
      "start_date": "2018-06-18",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03616483"
    },
    {
      "nct_id": "NCT07646782",
      "title": "Human Observatory Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aging",
        "Mortality",
        "All-cause Mortality",
        "Life Expectancy",
        "Cardiovascular Diseases",
        "Neoplasms",
        "Cognitive Dysfunction",
        "Metabolic Syndrome",
        "Frailty",
        "Musculoskeletal Disease",
        "Neurodegenerative Disease",
        "Dementia",
        "Activities of Daily Living",
        "Health Related Quality of Life",
        "Environmental Exposure",
        "Occupational Diseases",
        "Health Equity",
        "Social Determinants of Health",
        "Physical Disability"
      ],
      "interventions": [
        {
          "name": "Multi-Domain Ecological and Clinical Data Linkage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Longevity Metrics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000000,
      "start_date": "2026-04-25",
      "completion_date": "2099-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07646782"
    },
    {
      "nct_id": "NCT01933724",
      "title": "The Assessment of Prednisone In Remission Trial (TAPIR) - Patient Centric Approach",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Granulomatosis With Polyangiitis",
        "Wegener Granulomatosis",
        "Vasculitis"
      ],
      "interventions": [
        {
          "name": "5 mg prednisone",
          "type": "DRUG"
        },
        {
          "name": "0 mg prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2014-02-17",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01933724"
    },
    {
      "nct_id": "NCT02184442",
      "title": "The PARTNER II Trial: Placement of AoRTic TraNscathetER Valves - PII B",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Severe",
        "Symptomatic",
        "Calcific Aortic Stenosis"
      ],
      "interventions": [
        {
          "name": "TAVR Implantation with SAPIEN XT",
          "type": "DEVICE"
        },
        {
          "name": "TAVR Implantation with SAPIEN",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Edwards Lifesciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 560,
      "start_date": "2011-03-09",
      "completion_date": "2017-05-30",
      "has_results": true,
      "last_update_posted_date": "2018-09-25",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 53,
      "location_summary": "Little Rock, Arkansas • La Jolla, California • Los Angeles, California + 45 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02184442"
    },
    {
      "nct_id": "NCT00358501",
      "title": "Defibrotide for the Treatment of Severe Hepatic Veno-Occlusive Disease in Hematopoetic Stem Cell Transplant Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Severe Hepatic Veno-Occlusive Disease"
      ],
      "interventions": [
        {
          "name": "Defibrotide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jazz Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 134,
      "start_date": "2006-07",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2017-01-30",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 22,
      "location_summary": "Duarte, California • Palo Alto, California • Denver, Colorado + 19 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00358501"
    },
    {
      "nct_id": "NCT06679881",
      "title": "Long-Term, Open-label Study of Oral Deucrictibant Extended-Release Tablet for Prophylaxis Against Angioedema Attacks in Adolescents and Adults With HAE",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hereditary Angioedema (HAE)"
      ],
      "interventions": [
        {
          "name": "Deucrictibant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pharvaris Netherlands B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 170,
      "start_date": "2025-02-01",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-08T04:11:17.875Z",
      "location_count": 13,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 10 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06679881"
    }
  ]
}