{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Spironolactone+%28SPL+25%29&page=2",
    "query": {
      "intervention": "Spironolactone (SPL 25)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 39,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Spironolactone+%28SPL+25%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Spironolactone+%28SPL+25%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T07:45:57.698Z",
  "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": "NCT00865124",
      "title": "Role of Mineralocorticoid Receptor in Diabetic Cardiovascular Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus",
        "Vascular Disease"
      ],
      "interventions": [
        {
          "name": "Spironolactone",
          "type": "DRUG"
        },
        {
          "name": "Hydrochlorothiazide + potassium",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 69,
      "start_date": "2008-09",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2017-06-14",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00865124"
    },
    {
      "nct_id": "NCT01774656",
      "title": "Remission From Stage D Heart Failure",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure NYHA Class III",
        "Heart Failure NYHA Class IV"
      ],
      "interventions": [
        {
          "name": "Pharmacological Treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 40,
      "start_date": "2013-01",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 6,
      "location_summary": "Louisville, Kentucky • Omaha, Nebraska • New York, New York + 3 more",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01774656"
    },
    {
      "nct_id": "NCT00353652",
      "title": "Effects of Thiazide Diuretics on Sympathetic Nervous System in Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Study#1: chlorthalidone (CTD), titrated dose",
          "type": "DRUG"
        },
        {
          "name": "Study #1: spironolactone (SP), titrated dose",
          "type": "DRUG"
        },
        {
          "name": "Study# 2 chlorthalidone (CTD), fixed dose",
          "type": "DRUG"
        },
        {
          "name": "Study# 2 spironolactone (SP), fixed dose",
          "type": "DRUG"
        },
        {
          "name": "Study# 2 irbsesartan (IR), fixed dose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 166,
      "start_date": "2005-01",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2019-02-06",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00353652"
    },
    {
      "nct_id": "NCT03048825",
      "title": "Colchicine and Spironolactone in Patients with MI / SYNERGY Stent Registry",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "ST Elevation Myocardial Infarction",
        "Non ST Elevation Myocardial Infarction"
      ],
      "interventions": [
        {
          "name": "Colchicine",
          "type": "DRUG"
        },
        {
          "name": "Spironolactone",
          "type": "DRUG"
        },
        {
          "name": "SYNERGY Bioabsorbable Polymer Drug-Eluting Stent",
          "type": "DEVICE"
        },
        {
          "name": "Colchicine-Placebo",
          "type": "DRUG"
        },
        {
          "name": "Spironolactone-Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Population Health Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7264,
      "start_date": "2018-02-01",
      "completion_date": "2024-08-09",
      "has_results": false,
      "last_update_posted_date": "2024-10-15",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 11,
      "location_summary": "Bakersfield, California • Washington D.C., District of Columbia • Chicago, Illinois + 8 more",
      "locations": [
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Munster",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03048825"
    },
    {
      "nct_id": "NCT07281014",
      "title": "Unmitigated Aldosterone Signaling During Standard Clinical MRA Dosing",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Spironolactone 25mg",
          "type": "DRUG"
        },
        {
          "name": "Aldosterone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 21,
      "start_date": "2026-01-27",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07281014"
    },
    {
      "nct_id": "NCT07223502",
      "title": "A Study Comparing the Clinical Benefit of Finerenone Versus a Fixed Dose Combination (FDC) of Extended-Release Torsemide and Spironolactone in Patients With Hypertension and Chronic Kidney Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypertension (HTN)"
      ],
      "interventions": [
        {
          "name": "Combination Product: FDC of spironolactone and ER torsemide",
          "type": "DRUG"
        },
        {
          "name": "Combination Product: Stabilized doses of loop diuretic and finerenone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sarfez Pharmaceuticals, Inc.",
      "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": "2025-05-01",
      "completion_date": "2026-09-17",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 1,
      "location_summary": "Vienna, Virginia",
      "locations": [
        {
          "city": "Vienna",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07223502"
    },
    {
      "nct_id": "NCT01488877",
      "title": "A Study To Evaluate The Safety And Tolerability Of PF-03882845 In Patients With Type 2 Diabetic Nephropathy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Type 2 Diabetic Nephropathy"
      ],
      "interventions": [
        {
          "name": "PF-03882845",
          "type": "DRUG"
        },
        {
          "name": "Spironolactone",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 6,
      "start_date": "2012-01",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2013-10-29",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 6,
      "location_summary": "Chula Vista, California • San Diego, California • DeLand, Florida + 3 more",
      "locations": [
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Kalamazoo",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01488877"
    },
    {
      "nct_id": "NCT05222191",
      "title": "Spironolactone in CKD Enabled by Chlorthalidone: PILOT",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Renal Insufficiency",
        "Chronic Hypertension"
      ],
      "interventions": [
        {
          "name": "Spironolactone",
          "type": "DRUG"
        },
        {
          "name": "Chlorthalidone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana Institute for Medical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "110 Years",
        "sex": "ALL",
        "summary": "19 Years to 110 Years"
      },
      "enrollment_count": 24,
      "start_date": "2022-02-01",
      "completion_date": "2023-12-12",
      "has_results": false,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05222191"
    },
    {
      "nct_id": "NCT07483177",
      "title": "HEART: Pilot Randomized Controlled Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Thoracic Aortic Aneurysm"
      ],
      "interventions": [
        {
          "name": "Spironolactone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-05-25",
      "completion_date": "2028-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07483177"
    },
    {
      "nct_id": "NCT02235077",
      "title": "Study of High-dose Spironolactone vs. Placebo Therapy in Acute Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Spironolactone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 360,
      "start_date": "2014-12-30",
      "completion_date": "2016-06-06",
      "has_results": true,
      "last_update_posted_date": "2017-06-14",
      "last_synced_at": "2026-10-04T07:45:57.698Z",
      "location_count": 22,
      "location_summary": "Atlanta, Georgia • Baltimore, Maryland • Boston, Massachusetts + 12 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02235077"
    }
  ]
}