{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Failure&page=3",
    "query": {
      "condition": "Heart Failure",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 2565,
    "total_pages": 257,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Failure&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Failure&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T20:20:46.981Z",
  "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": "NCT01185067",
      "title": "Physiological Effects of Grape Seed Extract in Diastolic Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Diastolic Heart Failure",
        "Hypertensive Heart Disease",
        "Heart Failure With Preserved Ejection Fraction",
        "Hypertension",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "grape seed extract (MegaNatural BP, Polyphenolics, Inc.)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2010-10",
      "completion_date": "2014-02-24",
      "has_results": false,
      "last_update_posted_date": "2017-06-06",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01185067"
    },
    {
      "nct_id": "NCT00043836",
      "title": "The DIAMOND Study: Distensibility Improvement And Remodeling in Diastolic Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure, Congestive",
        "Dyspnea",
        "Pulmonary Edema"
      ],
      "interventions": [
        {
          "name": "ALT-711",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Synvista Therapeutics, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2002-07",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2009-09-02",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 2,
      "location_summary": "Winston-Salem, North Carolina • Charleston, South Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00043836"
    },
    {
      "nct_id": "NCT03259165",
      "title": "Nitroglycerin vs. Furosemide Using Lung Ultrasound Pilot Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure",
        "Heart Failure Acute",
        "Acute Cardiac Failure",
        "Acute Cardiac Pulmonary Edema"
      ],
      "interventions": [
        {
          "name": "Nitrates",
          "type": "DRUG"
        },
        {
          "name": "Loop Diuretics",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2017-12-14",
      "completion_date": "2021-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-08-20",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 3,
      "location_summary": "Indianapolis, Indiana • Nashville, Tennessee",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03259165"
    },
    {
      "nct_id": "NCT04434664",
      "title": "BLOCKade of Calcium Channels and Beta Adrenergic Receptors for the Treatment of Hypertension in HFpEF",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Amlodipine Besylate",
          "type": "DRUG"
        },
        {
          "name": "Metoprolol Succinate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 50,
      "start_date": "2021-12-01",
      "completion_date": "2024-12-20",
      "has_results": true,
      "last_update_posted_date": "2026-01-30",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04434664"
    },
    {
      "nct_id": "NCT03999216",
      "title": "Comparing Diuretic Strategies in Hospitalized Heart Failure",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Loop Diuretics vs. loop + thiazide diuretics",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "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": "2023-07",
      "completion_date": "2024-06",
      "has_results": false,
      "last_update_posted_date": "2023-04-12",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03999216"
    },
    {
      "nct_id": "NCT02258984",
      "title": "Can the Venus 1000 Help Clinicians Treat Patients With Severe Sepsis or Acute Heart Failure? The CVP Trial",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Severe Sepsis",
        "Acute Heart Failure"
      ],
      "interventions": [
        {
          "name": "Mespere Venus 1000 Non-Invasive CVP System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mespere Lifesciences Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2014-10",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2015-09-28",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02258984"
    },
    {
      "nct_id": "NCT01097733",
      "title": "Dual-Source Computed Tomography to Improve Prediction of Response to Cardiac Resynchronization Therapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure - NYHA II - IV",
        "Wide QRS Complex"
      ],
      "interventions": [
        {
          "name": "Randomization of Pre-knowledge of CT coronary venography",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2009-02",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2022-10-03",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01097733"
    },
    {
      "nct_id": "NCT00687349",
      "title": "Improving Clinician Communication Skills (ICCS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Advanced Cancer",
        "Chronic Obstructive Pulmonary Disease (COPD)",
        "Restrictive Lung Disease",
        "Congestive Heart Failure",
        "End Stage Liver Disease"
      ],
      "interventions": [
        {
          "name": "Training Program Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6086,
      "start_date": "2007-04",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2014-09-16",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 4,
      "location_summary": "Charleston, South Carolina • Seattle, Washington",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00687349"
    },
    {
      "nct_id": "NCT03566264",
      "title": "Study of the Sudden Heart Failure Participant Population in the US",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Decompensation"
      ],
      "interventions": [
        {
          "name": "Non-Interventional",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2017-08-22",
      "completion_date": "2020-12-15",
      "has_results": false,
      "last_update_posted_date": "2022-07-08",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 2,
      "location_summary": "Princeton, New Jersey",
      "locations": [
        {
          "city": "Princeton",
          "state": "New Jersey"
        },
        {
          "city": "Princeton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03566264"
    },
    {
      "nct_id": "NCT02389933",
      "title": "Multiple Patient Program to Ensure Access to LCZ696 Treatment to Patients Diagnosed With Heart Failure With Reduced Ejection Fraction (HF-rEF)",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Heart Failure With Reduced Ejection Fraction (HF-rEF)"
      ],
      "interventions": [
        {
          "name": "LCZ696",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2021-02-15",
      "last_synced_at": "2026-10-23T20:20:46.981Z",
      "location_count": 1,
      "location_summary": "Vero Beach, Florida",
      "locations": [
        {
          "city": "Vero Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02389933"
    }
  ]
}