{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congestive+Heart+Failure%28CHF%29&page=18",
    "query": {
      "condition": "Congestive Heart Failure(CHF)",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 2440,
    "total_pages": 244,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congestive+Heart+Failure%28CHF%29&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congestive+Heart+Failure%28CHF%29&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T15:15:33.168Z",
  "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": "NCT04551560",
      "title": "Stress and Congestive Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "Mental Stress",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2020-12-02",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 2,
      "location_summary": "Hartford, Connecticut • New Haven, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04551560"
    },
    {
      "nct_id": "NCT00829296",
      "title": "Safety Study to Lower the Risk of Heart Failure is Also Effective in Reducing Stiffness of the Arteries",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Hypertension",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "nebivolol",
          "type": "DRUG"
        },
        {
          "name": "Metoprolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 70,
      "start_date": "2009-01",
      "completion_date": "2013-04",
      "has_results": true,
      "last_update_posted_date": "2016-02-05",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00829296"
    },
    {
      "nct_id": "NCT00860340",
      "title": "Hemodynamic Effects of Spironolactone in Patients With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "Spironolactone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Toledo Health Science Campus",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 18,
      "start_date": "2003-02",
      "completion_date": "2006-10",
      "has_results": false,
      "last_update_posted_date": "2014-12-10",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 1,
      "location_summary": "Toledo, Ohio",
      "locations": [
        {
          "city": "Toledo",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00860340"
    },
    {
      "nct_id": "NCT03334188",
      "title": "Electronic Health Record-leveraged, Patient-centered, Intensification of Chronic Care for HF",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Patient Engagement",
        "Medication Optimization",
        "Heart Failure With Reduced Ejection Fraction",
        "Patient Activation"
      ],
      "interventions": [
        {
          "name": "Patient engagement materials",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Intervention--Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 306,
      "start_date": "2018-01-11",
      "completion_date": "2021-04-13",
      "has_results": true,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03334188"
    },
    {
      "nct_id": "NCT06461962",
      "title": "Rural Community Peer Partnerships for Improving Methamphetamine-Associated Heart Failure Screening and Engagement",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Methamphetamine Use",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Treatment as Usual",
          "type": "OTHER"
        },
        {
          "name": "Telehealth-Cardiology",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oregon Health and Science University",
      "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": "2024-08-19",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-03-21",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06461962"
    },
    {
      "nct_id": "NCT00439842",
      "title": "Self-Management and Care of Heart Failure With Group Clinics (SMAC-HF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure, Congestive"
      ],
      "interventions": [
        {
          "name": "Heart Failure Group Clinic Appointments",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Carol Smith, RN, PhD, FAAN",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 198,
      "start_date": "2007-03",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2015-04-17",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00439842"
    },
    {
      "nct_id": "NCT03296813",
      "title": "TRANSFORM-HF: ToRsemide compArisoN With furoSemide FORManagement of Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Torsemide",
          "type": "DRUG"
        },
        {
          "name": "Furosemide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2973,
      "start_date": "2018-07-11",
      "completion_date": "2022-07-29",
      "has_results": true,
      "last_update_posted_date": "2025-10-16",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 60,
      "location_summary": "Alexander City, Alabama • Huntsville, Alabama • Tucson, Arizona + 51 more",
      "locations": [
        {
          "city": "Alexander City",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03296813"
    },
    {
      "nct_id": "NCT03719040",
      "title": "Physiologic Pacing Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bradycardia",
        "Sinus Node Dysfunction",
        "Heart Block",
        "Syncope",
        "Cardiomyopathies",
        "Ventricular Tachycardia",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Physiologic pacing device implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 870,
      "start_date": "2018-11-27",
      "completion_date": "2021-10-07",
      "has_results": true,
      "last_update_posted_date": "2024-08-19",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 26,
      "location_summary": "Huntsville, Alabama • Burlingame, California • San Diego, California + 22 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03719040"
    },
    {
      "nct_id": "NCT04023110",
      "title": "Risk-Guided Cardioprotection With Carvedilol in Breast Cancer Patients Treated With Doxorubicin and/or Trastuzumab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cardiotoxicity",
        "Risk Factor, Cardiovascular",
        "Toxicity Due to Chemotherapy",
        "Breast Cancer",
        "Cardiomyopathies",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Carvedilol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 68,
      "start_date": "2019-08-09",
      "completion_date": "2025-01-14",
      "has_results": true,
      "last_update_posted_date": "2025-10-09",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04023110"
    },
    {
      "nct_id": "NCT03452683",
      "title": "e-Diary in Heart Failure",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Movn Mobile App",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "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": "2018-04",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-06-26",
      "last_synced_at": "2026-10-14T15:15:33.168Z",
      "location_count": 1,
      "location_summary": "Concord, California",
      "locations": [
        {
          "city": "Concord",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03452683"
    }
  ]
}