{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vascular+Dilation",
    "query": {
      "condition": "Vascular Dilation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 147,
    "total_pages": 15,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vascular+Dilation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:38:26.853Z",
  "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": "NCT06358508",
      "title": "Sapphire 3 CTO Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Coronary Disease",
        "Myocardial Ischemia",
        "Heart Diseases",
        "Arteriosclerosis",
        "Cardiovascular Diseases",
        "Chronic Total Occlusion",
        "Chronic Total Occlusion of Coronary Artery"
      ],
      "interventions": [
        {
          "name": "Sapphire 3 Coronary Dilatation Catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "OrbusNeich",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 170,
      "start_date": "2024-11-06",
      "completion_date": "2025-10-21",
      "has_results": false,
      "last_update_posted_date": "2026-01-12",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 12,
      "location_summary": "Stanford, California • Torrance, California • Atlanta, Georgia + 5 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06358508"
    },
    {
      "nct_id": "NCT01041547",
      "title": "Vascular Function, Insulin Sensitivity, and Vitamin D",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Insulin Sensitivity",
        "Flow-mediated Dilation",
        "Arterial Stiffness"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "19 Years to 60 Years"
      },
      "enrollment_count": 63,
      "start_date": "2009-12",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-01-14",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01041547"
    },
    {
      "nct_id": "NCT06499844",
      "title": "Comparing Approaches to Assess Nitric Oxide-dependent Cutaneous Vasodilation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Endothelial Function"
      ],
      "interventions": [
        {
          "name": "Acetylcholine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 56,
      "start_date": "2024-08-01",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-08-24",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06499844"
    },
    {
      "nct_id": "NCT01785030",
      "title": "Nitrous Oxide Vasodilation Healthy Adult Volunteers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Peripheral Vein Vasodilation"
      ],
      "interventions": [
        {
          "name": "50% Nitrous oxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2013-02",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2019-01-16",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01785030"
    },
    {
      "nct_id": "NCT01502787",
      "title": "Comparison of Nebivolol and Metoprolol With Exercise and Angiotensin II in Hypertensive Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Metoprolol succinate",
          "type": "DRUG"
        },
        {
          "name": "Nebivolol",
          "type": "DRUG"
        },
        {
          "name": "Forearm blood flow",
          "type": "PROCEDURE"
        },
        {
          "name": "Microneurography",
          "type": "PROCEDURE"
        },
        {
          "name": "Rhythmic handgrip exercise",
          "type": "PROCEDURE"
        },
        {
          "name": "Lower body negative pressure",
          "type": "PROCEDURE"
        },
        {
          "name": "Angiotensin II",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "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": 46,
      "start_date": "2009-04",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2020-07-07",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01502787"
    },
    {
      "nct_id": "NCT03203239",
      "title": "Red Light Treatment in Peripheral Artery Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Artery Disease",
        "Claudication, Intermittent",
        "Vasodilation"
      ],
      "interventions": [
        {
          "name": "Red Light (670 nm energy)",
          "type": "DEVICE"
        },
        {
          "name": "Octafluoropropane",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 40,
      "start_date": "2018-01-17",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03203239"
    },
    {
      "nct_id": "NCT07420907",
      "title": "Study of the Progression of Chronic Cardiovascular Conditions",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Disease (CVD)",
        "Heart Failure",
        "Aortic Stenosis",
        "Aortic Stenosis Disease",
        "Hypertension",
        "Hypertension (HTN)",
        "Hypertrophic Cardiomyopathy Patients",
        "Hypertrophic Cardiomyopathy Without Obstruction",
        "Hypertrophic Cardiomyopathy, Obstructive",
        "Dilated Cardiomyopathy (DCM)",
        "Dilated Cardiomyopathy",
        "Dilated Cardiomyopathy, Familial"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Prolaio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5000,
      "start_date": "2025-10-30",
      "completion_date": "2030-10",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07420907"
    },
    {
      "nct_id": "NCT04001647",
      "title": "Targeting ER Stress in Vascular Dysfunction",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Vasodilation",
        "Arterial Stiffness"
      ],
      "interventions": [
        {
          "name": "Acetylcholine",
          "type": "DRUG"
        },
        {
          "name": "Sodium Nitroprusside",
          "type": "DRUG"
        },
        {
          "name": "Ascorbic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Colorado State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 17,
      "start_date": "2019-06-01",
      "completion_date": "2022-08-16",
      "has_results": false,
      "last_update_posted_date": "2025-04-08",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "Fort Collins, Colorado",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04001647"
    },
    {
      "nct_id": "NCT01155167",
      "title": "Topical Radial Artery Vasodilation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Cardiac Catheterization",
        "Spasm"
      ],
      "interventions": [
        {
          "name": "Nitroglycerin and lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 86,
      "start_date": "2010-07",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2018-09-25",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01155167"
    },
    {
      "nct_id": "NCT01917721",
      "title": "Doxycycline Treatment to Prevent Progressive Coronary Artery Dilation in Children With Kawasaki Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kawasaki Disease",
        "Coronary Aneurysm"
      ],
      "interventions": [
        {
          "name": "Doxycycline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hawaii Pacific Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Month to 21 Years"
      },
      "enrollment_count": 50,
      "start_date": "2013-10",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-12",
      "last_synced_at": "2026-05-22T05:38:26.853Z",
      "location_count": 1,
      "location_summary": "Honolulu, Hawaii",
      "locations": [
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01917721"
    }
  ]
}