{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Failure+With+Mildly+Reduced+Ejection+Fraction",
    "query": {
      "condition": "Heart Failure With Mildly Reduced Ejection Fraction"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Heart+Failure+With+Mildly+Reduced+Ejection+Fraction&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T11:24:17.188Z",
  "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": "NCT06008197",
      "title": "A Study to Determine the Efficacy and Safety of Finerenone on Morbidity and Mortality Among Hospitalized Heart Failure Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure",
        "Acute Heart Failure"
      ],
      "interventions": [
        {
          "name": "Finerenone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Colorado Prevention Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5200,
      "start_date": "2024-01-17",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 82,
      "location_summary": "Birmingham, Alabama • Fairhope, Alabama • Huntsville, Alabama + 72 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06008197"
    },
    {
      "nct_id": "NCT05328752",
      "title": "Safety and Tolerability Study of XXB750 in Heart Failure Participants With Reduced or Mildly Reduced Ejection Fraction (HFrEF/HFmrEF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Heart Failure With Reduced Ejection Fraction (HFrEF)",
        "or Heart Failure With Mildly Reduced Ejection Fraction (HFmrEF)"
      ],
      "interventions": [
        {
          "name": "XXB750",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 27,
      "start_date": "2022-05-17",
      "completion_date": "2024-01-18",
      "has_results": false,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 3,
      "location_summary": "Inverness, Florida • Jacksonville, Florida • Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Inverness",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05328752"
    },
    {
      "nct_id": "NCT07567001",
      "title": "A Research Study to Look at How Well NNC0487-0111 Works Compared to Placebo in People With Heart Failure and Obesity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obesity",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "NNC0487-0111",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5610,
      "start_date": "2026-05-11",
      "completion_date": "2029-08-15",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 206,
      "location_summary": "Alexander City, Alabama • Birmingham, Alabama • Fairhope, Alabama + 173 more",
      "locations": [
        {
          "city": "Alexander City",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07567001"
    },
    {
      "nct_id": "NCT05425459",
      "title": "RESPONDER-HF Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Heart Failure, Diastolic"
      ],
      "interventions": [
        {
          "name": "Corvia Atrial Shunt System / IASD System II",
          "type": "DEVICE"
        },
        {
          "name": "Intra-cardiac echocardiography (ICE), or transesophageal echocardiography (TEE)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Corvia Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 750,
      "start_date": "2022-11-17",
      "completion_date": "2031-03",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 33,
      "location_summary": "Phoenix, Arizona • La Jolla, California • Long Beach, California + 28 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05425459"
    },
    {
      "nct_id": "NCT06671314",
      "title": "Heart Failure Therapy and Outcomes in Patients With Heart Failure With Mildly Reduced or Preserved Ejection Fraction",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure With Reduced Ejection Fraction",
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 42494,
      "start_date": "2022-06-02",
      "completion_date": "2022-10-31",
      "has_results": false,
      "last_update_posted_date": "2024-11-04",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 1,
      "location_summary": "East Hanover, New Jersey",
      "locations": [
        {
          "city": "East Hanover",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06671314"
    },
    {
      "nct_id": "NCT07761117",
      "title": "A Study to Investigate CV Outcomes With Elecoglipron Compared With Placebo in Adult Participants With HFpEF or HFmrEF",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction (HFpEF)",
        "Heart Failure With Mildly Reduced Ejection Fraction (HFmrEF)"
      ],
      "interventions": [
        {
          "name": "Elecoglipron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6950,
      "start_date": "2026-08-24",
      "completion_date": "2029-09-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 120,
      "location_summary": "Fairhope, Alabama • Anchorage, Alaska • Gilbert, Arizona + 105 more",
      "locations": [
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07761117"
    },
    {
      "nct_id": "NCT05652218",
      "title": "REsynchronization Comparison In LBBB and Normal or Mildly Reduced VENTricular Function With CRT (REINVENT-CRT)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Left Ventricular Ejection Fraction",
        "Heart Failure (HF)",
        "Left Bundle-Branch Block"
      ],
      "interventions": [
        {
          "name": "LB-CRT",
          "type": "DEVICE"
        },
        {
          "name": "BIV-CRT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Inova Health Care Services",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 21,
      "start_date": "2023-02-26",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Falls Church, Virginia",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Falls Church",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05652218"
    },
    {
      "nct_id": "NCT06991257",
      "title": "A Study to Learn About the Study Medicine Called PF-07328948 in Adults With Heart Failure (BRANCH-HF)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Low Dose PF-07328948",
          "type": "DRUG"
        },
        {
          "name": "Medium Dose PF-07328948",
          "type": "DRUG"
        },
        {
          "name": "High Dose PF-07328948",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 620,
      "start_date": "2025-06-19",
      "completion_date": "2027-12-14",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 28,
      "location_summary": "Beverly Hills, California • Lake Forest, California • Santa Maria, California + 17 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Lake Forest",
          "state": "California"
        },
        {
          "city": "Santa Maria",
          "state": "California"
        },
        {
          "city": "Santa Maria",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06991257"
    },
    {
      "nct_id": "NCT05636176",
      "title": "A Research Study to Look at How Ziltivekimab Works Compared to Placebo in People With Heart Failure and Inflammation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Ziltivekimab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4899,
      "start_date": "2023-05-08",
      "completion_date": "2026-09-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 172,
      "location_summary": "Alexander City, Alabama • Fairhope, Alabama • Huntsville, Alabama + 141 more",
      "locations": [
        {
          "city": "Alexander City",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05636176"
    },
    {
      "nct_id": "NCT07037459",
      "title": "Maridebart Cafraglutide in Heart Failure With Preserved or Mildly Reduced Ejection Fraction and Obesity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction",
        "Heart Failure With Mildly Reduced Ejection Fraction",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Maridebart cafraglutide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 5056,
      "start_date": "2025-06-25",
      "completion_date": "2030-09-29",
      "has_results": false,
      "last_update_posted_date": "2026-09-16",
      "last_synced_at": "2026-09-30T11:24:17.188Z",
      "location_count": 121,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Fairhope, Alabama + 107 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07037459"
    }
  ]
}