{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vasodilation",
    "query": {
      "condition": "Vasodilation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 76,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vasodilation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:35:01.197Z",
  "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": "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": "2026-05-22T05:35:01.197Z",
      "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": "2026-05-22T05:35:01.197Z",
      "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": "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": "2026-05-22T05:35:01.197Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03203239"
    },
    {
      "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": "2026-05-22T05:35:01.197Z",
      "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": "2026-05-22T05:35:01.197Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01155167"
    },
    {
      "nct_id": "NCT07227740",
      "title": "Testosterone Deficiency and Endothelial Dysfunction After Spinal Cord Injury",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Spinal Cord Injuries",
        "Endothelial Dysfunction",
        "Testosterone Deficiency"
      ],
      "interventions": [
        {
          "name": "Intra-arterial Infusion of Vasoactive Agents",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Intra-arterial Vitamin C Infusion",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Blood Sampling",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Craig Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "MALE",
        "summary": "18 Years to 89 Years · Male only"
      },
      "enrollment_count": 48,
      "start_date": "2025-07-15",
      "completion_date": "2028-07-14",
      "has_results": false,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-05-22T05:35:01.197Z",
      "location_count": 1,
      "location_summary": "Englewood, Colorado",
      "locations": [
        {
          "city": "Englewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07227740"
    },
    {
      "nct_id": "NCT03680638",
      "title": "The Effect of Antioxidants on Skin Blood Flow During Local Heating",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Cardiovascular Risk Factor",
        "Vasodilation"
      ],
      "interventions": [
        {
          "name": "Control (Lactated Ringer's)",
          "type": "OTHER"
        },
        {
          "name": "Tempol",
          "type": "DRUG"
        },
        {
          "name": "Apocynin",
          "type": "DRUG"
        },
        {
          "name": "Allopurinol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "The University of Texas at Arlington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 44,
      "start_date": "2016-09-07",
      "completion_date": "2017-10-09",
      "has_results": false,
      "last_update_posted_date": "2018-09-21",
      "last_synced_at": "2026-05-22T05:35:01.197Z",
      "location_count": 1,
      "location_summary": "Arlington, Texas",
      "locations": [
        {
          "city": "Arlington",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03680638"
    },
    {
      "nct_id": "NCT03738943",
      "title": "Pyridoxine, P2 Receptor Antagonism, and ATP-mediated Vasodilation in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Receptor Blockade"
      ],
      "interventions": [
        {
          "name": "Adenosine Triphosphate",
          "type": "DRUG"
        },
        {
          "name": "Acetylcholine",
          "type": "DRUG"
        },
        {
          "name": "Sodium Nitroprusside",
          "type": "DRUG"
        },
        {
          "name": "Adenosine Diphosphate",
          "type": "DRUG"
        },
        {
          "name": "Adenosine Monophosphate",
          "type": "DRUG"
        },
        {
          "name": "Uridine Triphosphate",
          "type": "DRUG"
        },
        {
          "name": "Adenosine",
          "type": "DRUG"
        },
        {
          "name": "Vitamin B 6",
          "type": "DRUG"
        },
        {
          "name": "Pyridoxal 5'-Phosphate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Colorado State University",
      "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": 9,
      "start_date": "2019-02-07",
      "completion_date": "2021-06-01",
      "has_results": false,
      "last_update_posted_date": "2021-07-27",
      "last_synced_at": "2026-05-22T05:35:01.197Z",
      "location_count": 1,
      "location_summary": "Fort Collins, Colorado",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03738943"
    },
    {
      "nct_id": "NCT04763499",
      "title": "The Influence of Daily Strawberry Intake on Vascular Health in Elderly Men",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vascular Dilation"
      ],
      "interventions": [
        {
          "name": "freeze dried strawberry powder",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "60 Years to 80 Years · Male only"
      },
      "enrollment_count": 4,
      "start_date": "2021-12-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-05-11",
      "last_synced_at": "2026-05-22T05:35:01.197Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04763499"
    },
    {
      "nct_id": "NCT00001774",
      "title": "Vasodilation in Patients With Fabry's Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cerebrovascular Accident",
        "Fabry Disease",
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 48,
      "start_date": "1997-10",
      "completion_date": "2000-10",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-05-22T05:35:01.197Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001774"
    }
  ]
}