{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Regadenoson+MRI+myocardial+blood+flow",
    "query": {
      "intervention": "Regadenoson MRI myocardial blood flow"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T10:55:14.931Z",
  "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": "NCT01019486",
      "title": "Regadenoson Blood Flow in Type 1 Diabetes (RABIT1D)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Type 1 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Regadenoson myocardial perfusion imaging",
          "type": "DRUG"
        },
        {
          "name": "Regadenoson MRI myocardial blood flow",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 26,
      "start_date": "2009-11",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2015-12-14",
      "last_synced_at": "2026-10-01T10:55:14.931Z",
      "location_count": 4,
      "location_summary": "Aurora, Colorado • Denver, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01019486"
    },
    {
      "nct_id": "NCT06854458",
      "title": "The Multicenter Stress Cardiac Magnetic Resonance Quantitative Perfusion Imaging in the United States Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ischemic Heart Disease (IHD)",
        "Cardiac Magnetic Resonance Imaging",
        "Myocardial Blood Flow"
      ],
      "interventions": [
        {
          "name": "Quantitative Myocardial Blood Flow Evaluation",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Qualitative Myocardial Blood Flow Evaluation",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Gadavist",
          "type": "DRUG"
        },
        {
          "name": "Vasodilator",
          "type": "DRUG"
        },
        {
          "name": "Blood draw for the laboratory assessment",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "35 Years to 85 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2025-06-27",
      "completion_date": "2029-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-10-01T10:55:14.931Z",
      "location_count": 13,
      "location_summary": "San Francisco, California • Louisville, Kentucky • Boston, Massachusetts + 9 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Roslyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06854458"
    },
    {
      "nct_id": "NCT01949844",
      "title": "Artifact-Free High-Resolution Myocardial Perfusion MRI in Subjects With Abnormal Nuclear Myocardial Perfusion Studies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "CAD"
      ],
      "interventions": [
        {
          "name": "regadenoson",
          "type": "DRUG"
        },
        {
          "name": "Optimark®",
          "type": "DRUG"
        },
        {
          "name": "Myocardial perfusion MRI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Daniel S. Berman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2014-05-16",
      "completion_date": "2017-10-23",
      "has_results": true,
      "last_update_posted_date": "2018-08-20",
      "last_synced_at": "2026-10-01T10:55:14.931Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01949844"
    },
    {
      "nct_id": "NCT00859833",
      "title": "Effects of Body Mass Index on the Hyperemic Response to Regadenoson",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Endothelial Dysfunction",
        "Decreased Vascular Flow"
      ],
      "interventions": [
        {
          "name": "Adenosine",
          "type": "DRUG"
        },
        {
          "name": "Regadenoson",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "88 Years",
        "sex": "ALL",
        "summary": "18 Years to 88 Years"
      },
      "enrollment_count": 30,
      "start_date": "2009-02",
      "completion_date": "2010-07",
      "has_results": true,
      "last_update_posted_date": "2011-05-24",
      "last_synced_at": "2026-10-01T10:55:14.931Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00859833"
    },
    {
      "nct_id": "NCT03064295",
      "title": "Whole-Heart Myocardial Blood Flow Quantification Using MRI",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease",
        "Coronary Microvascular Disease"
      ],
      "interventions": [
        {
          "name": "Myocardial Perfusion Cardiac MRI.",
          "type": "DEVICE"
        },
        {
          "name": "Contrast",
          "type": "DRUG"
        },
        {
          "name": "Pharmacologic Stress Agent",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2018-03-01",
      "completion_date": "2025-01-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-01T10:55:14.931Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03064295"
    },
    {
      "nct_id": "NCT02560467",
      "title": "Perfusion Imaging With Myocardial Contrast Echocardiography in HCM",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertrophic Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "Echo and myocardial contrast echocardiography perfusion imaging",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "19 Years to 80 Years"
      },
      "enrollment_count": 10,
      "start_date": "2015-12-01",
      "completion_date": "2019-09-15",
      "has_results": false,
      "last_update_posted_date": "2019-06-06",
      "last_synced_at": "2026-10-01T10:55:14.931Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02560467"
    },
    {
      "nct_id": "NCT02589977",
      "title": "Myocardial Perfusion, Oxidative Metabolism, and Fibrosis in HFpEF",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure, Diastolic",
        "Diastolic Heart Failure",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "regadenoson",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Marvin W. Kronenberg, M.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 55,
      "start_date": "2015-11",
      "completion_date": "2020-01-21",
      "has_results": true,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-10-01T10:55:14.931Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02589977"
    }
  ]
}