{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Endothelial+Function&page=20",
    "query": {
      "condition": "Endothelial Function",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 469,
    "total_pages": 47,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Endothelial+Function&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Endothelial+Function&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T16:03:31.037Z",
  "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": "NCT00001752",
      "title": "Vascular and Metabolic Effects of Hormone Therapy Combined With L-Arginine in Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypercholesterolemia",
        "Postmenopause"
      ],
      "interventions": [
        {
          "name": "L-arginine",
          "type": "DRUG"
        },
        {
          "name": "Estrogen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 30,
      "start_date": "1998-09",
      "completion_date": "2000-07",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001752"
    },
    {
      "nct_id": "NCT00065624",
      "title": "Antioxidant Functions of Lipoic Acid",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypercholesterolemia"
      ],
      "interventions": [
        {
          "name": "lipoic acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Center for Complementary and Integrative Health (NCCIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2003-11",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2007-10-02",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00065624"
    },
    {
      "nct_id": "NCT01881347",
      "title": "Effects of Resveratrol on Endothelial Function in Type 2 Diabetes Mellitus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Resveratrol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Boston University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 54,
      "start_date": "2013-01-01",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2018-03-01",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01881347"
    },
    {
      "nct_id": "NCT00831090",
      "title": "Endothelial Function and Vein Graft Remodeling",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Peripheral Arterial Disease",
        "Cardiovascular Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "22 Years to 89 Years"
      },
      "enrollment_count": 55,
      "start_date": "2009-01",
      "completion_date": "2015-01-16",
      "has_results": false,
      "last_update_posted_date": "2022-09-23",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00831090"
    },
    {
      "nct_id": "NCT05000515",
      "title": "Inspiratory Muscle Strength Training for Lowering Blood Pressure and Improving Endothelial Function in Postmenopausal Women: Comparison With \"Standard of Care\" Aerobic Exercise",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging",
        "Blood Pressure",
        "Endothelial Dysfunction",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "High-resistance inspiratory muscle strength training",
          "type": "OTHER"
        },
        {
          "name": "Aerobic exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Boulder",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 90,
      "start_date": "2022-04-19",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05000515"
    },
    {
      "nct_id": "NCT00553774",
      "title": "Effect of Cocoa Flavanols on Vascular Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Cocoa Flavanols",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 16,
      "start_date": "2007-03",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2016-10-27",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00553774"
    },
    {
      "nct_id": "NCT06825143",
      "title": "Therapeutic Strategies to Reduce Endothelial Ischemia-reperfusion Injury",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Metabolic Syndrome",
        "Vascular Injury",
        "Ischemic Preconditioning",
        "Endothelial Function (reactive Hyperemia)",
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "Ischemic preconditioning",
          "type": "PROCEDURE"
        },
        {
          "name": "Intravenous lactate infusion",
          "type": "DRUG"
        },
        {
          "name": "No ischemic preconditioning (control)",
          "type": "PROCEDURE"
        },
        {
          "name": "Normal Saline Infusion (Placebo)",
          "type": "DRUG"
        },
        {
          "name": "Ischemic preconditioning and intravenous lactate",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Gary Van Guilder",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 68,
      "start_date": "2026-10-01",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-02-13",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Gunnison, Colorado",
      "locations": [
        {
          "city": "Gunnison",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06825143"
    },
    {
      "nct_id": "NCT05001126",
      "title": "The Dose-response Effects of High Intensity Functional Training on Metabolic Syndrome Risk Factors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome",
        "Atherogenic Dyslipidemia",
        "Insulin Resistance",
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "HIFT 1x/week",
          "type": "BEHAVIORAL"
        },
        {
          "name": "HIFT 2x/week",
          "type": "BEHAVIORAL"
        },
        {
          "name": "HIFT 3x/week",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Gary Van Guilder",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "35 Years to 65 Years"
      },
      "enrollment_count": 25,
      "start_date": "2022-09-01",
      "completion_date": "2023-05-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-23",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Gunnison, Colorado",
      "locations": [
        {
          "city": "Gunnison",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05001126"
    },
    {
      "nct_id": "NCT00302809",
      "title": "Blood Pressure Lowering Effects of Grape Juice",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Concord Grape Juice",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Boston University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 60,
      "start_date": "2006-03",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2009-06-18",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00302809"
    },
    {
      "nct_id": "NCT00417417",
      "title": "Rilonacept to Improve Artery Function in Patients With Atherosclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Atherosclerosis",
        "Inflammation",
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "Rilonacept",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2006-12",
      "completion_date": "2008-04",
      "has_results": true,
      "last_update_posted_date": "2012-04-30",
      "last_synced_at": "2026-10-23T16:03:31.037Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00417417"
    }
  ]
}