{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Circulatory+System&page=32",
    "query": {
      "condition": "Diseases of the Circulatory System",
      "page": 32
    },
    "page_size": 10
  },
  "pagination": {
    "page": 32,
    "page_size": 10,
    "total_count": 3303,
    "total_pages": 331,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Circulatory+System&page=33&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diseases+of+the+Circulatory+System&page=31&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T12:26:31.512Z",
  "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": "NCT06953726",
      "title": "Comparing the Safety and Efficacy of Apixaban and Rivaroxaban",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Apixaban",
          "type": "DRUG"
        },
        {
          "name": "Rivaroxaban",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 10000,
      "start_date": "2026-06-01",
      "completion_date": "2033-10-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 9,
      "location_summary": "West Los Angeles, California • Miami, Florida • Boston, Massachusetts + 5 more",
      "locations": [
        {
          "city": "West Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06953726"
    },
    {
      "nct_id": "NCT00562016",
      "title": "Protect II, A Prospective, Multicenter Randomized Controlled Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "IMPLELLA LP 2.5",
          "type": "DEVICE"
        },
        {
          "name": "IABP Intra-aortic balloon pump",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abiomed Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 452,
      "start_date": "2007-10",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2011-03-21",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 44,
      "location_summary": "Birmingham, Alabama • Gilbert, Arizona • Phoenix, Arizona + 35 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00562016"
    },
    {
      "nct_id": "NCT01615835",
      "title": "EnSite NavX-Guided Coronary Sinus Mapping During CRT Implant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "EnSite NavX System",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2007-04",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2019-02-04",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 2,
      "location_summary": "Augusta, Georgia • Durham, North Carolina",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01615835"
    },
    {
      "nct_id": "NCT00119535",
      "title": "Study to Evaluate the Effectiveness of a Program Developed to Improve Eye Care for Veterans With Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus",
        "Diabetic Retinopathy"
      ],
      "interventions": [
        {
          "name": "Implementation of Proactive Diabetes Eye Care Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2000,
      "start_date": "2004-08",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2015-04-07",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 3,
      "location_summary": "West Los Angeles, California • Ann Arbor, Michigan • Cleveland, Ohio",
      "locations": [
        {
          "city": "West Los Angeles",
          "state": "California"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00119535"
    },
    {
      "nct_id": "NCT01424540",
      "title": "Cross-Over Study to Assess the Cardiovascular Effects of GSK2336805",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "GSK2336805 150mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 20,
      "start_date": "2011-09-01",
      "completion_date": "2011-10-03",
      "has_results": false,
      "last_update_posted_date": "2017-07-21",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01424540"
    },
    {
      "nct_id": "NCT01776424",
      "title": "Rivaroxaban for the Prevention of Major Cardiovascular Events in Coronary or Peripheral Artery Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prevention & Control"
      ],
      "interventions": [
        {
          "name": "Rivaroxaban (Xarelto, BAY59-7939)",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Aspirin placebo",
          "type": "DRUG"
        },
        {
          "name": "Rivaroxaban placebo",
          "type": "DRUG"
        },
        {
          "name": "Pantoprazole",
          "type": "DRUG"
        },
        {
          "name": "Pantoprazole placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27395,
      "start_date": "2013-02-28",
      "completion_date": "2021-06-15",
      "has_results": true,
      "last_update_posted_date": "2022-11-28",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 53,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anaheim, California + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Northridge",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01776424"
    },
    {
      "nct_id": "NCT07195903",
      "title": "The STAND-UP Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Orthostatic Hypotension, Dysautonomic",
        "Orthostatic Intolerance"
      ],
      "interventions": [
        {
          "name": "Angioplasty or stenting",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "St. Francis Hospital, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-01-23",
      "completion_date": "2030-01-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 1,
      "location_summary": "Roslyn, New York",
      "locations": [
        {
          "city": "Roslyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07195903"
    },
    {
      "nct_id": "NCT00248547",
      "title": "Aprepitant in Preventing Nausea and Vomiting in Patients Who Are Undergoing a Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "aprepitant",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "ondansetron",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2004-05",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2017-05-09",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00248547"
    },
    {
      "nct_id": "NCT02583178",
      "title": "Feasibility Study of a Left Atrial Appendage Closure Device in Patients With Atrial Fibrillation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Aegis Sierra Ligation System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Aegis Medical Innovations",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2017-08-25",
      "completion_date": "2024-08",
      "has_results": false,
      "last_update_posted_date": "2019-05-30",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 4,
      "location_summary": "Santa Monica, California • Rochester, Minnesota • New York, New York + 1 more",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02583178"
    },
    {
      "nct_id": "NCT06069661",
      "title": "U.S. Multicenter Feasibility Trial of the F2 Filter and Delivery System for Embolic Protection During TAVR",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aortic Stenosis"
      ],
      "interventions": [
        {
          "name": "Aortic Stenosis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "EnCompass Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-06",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-25",
      "last_synced_at": "2026-10-15T12:26:31.512Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06069661"
    }
  ]
}