{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Coronary+Artery+Vasospasm",
    "query": {
      "condition": "Coronary Artery Vasospasm"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Coronary+Artery+Vasospasm&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T21:00:49.906Z",
  "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": "NCT00601302",
      "title": "Bioequivalency Study of Amlodipine Tablets Under Fed Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Chronic Stable Angina",
        "Vasospastic Angina"
      ],
      "interventions": [
        {
          "name": "Amlodipine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 40,
      "start_date": "2004-04",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Saint Charles, Missouri",
      "locations": [
        {
          "city": "Saint Charles",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00601302"
    },
    {
      "nct_id": "NCT02862522",
      "title": "Uric Acid Levels and Endothelial Functions",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Questionnaire of overall health",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 229,
      "start_date": "1992-01",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2016-08-11",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02862522"
    },
    {
      "nct_id": "NCT00027157",
      "title": "Determination of Variances in Exhaled Nitric Oxide Output in Normal Healthy Male Volunteers Consuming High and Low Nitrate/Nitrite Diets",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 18,
      "start_date": "2000-04",
      "completion_date": "2003-04",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00027157"
    },
    {
      "nct_id": "NCT01317329",
      "title": "\"Reversibility of Cardiovascular Injury With CPAP Use: Mechanisms Involved\"",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Apnea, Obstructive",
        "Hypoxia",
        "Hypercapnia",
        "Sleep Disorders",
        "Obesity",
        "Hypertension",
        "Coronary Artery Vasospasm",
        "Right Ventricular Overload",
        "Left Ventricular Function Systolic Dysfunction",
        "Ventricular Hypertrophy"
      ],
      "interventions": [
        {
          "name": "Clinically prescribed CPAP therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 90,
      "start_date": "2011-03",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2020-03-06",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01317329"
    },
    {
      "nct_id": "NCT05625503",
      "title": "Dilution of Verapamil During Intraarterial Administration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Vasospasm;Peripheral",
        "Burning",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Verapamil",
          "type": "DRUG"
        },
        {
          "name": "Nicardipine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2022-12-13",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-27",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05625503"
    },
    {
      "nct_id": "NCT01067339",
      "title": "Lipoprotein-associated Phospholipase A2 (Lp-PLA2) Progenitor Cells and Coronary Atherosclerosis in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "darapladib",
          "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": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 70,
      "start_date": "2010-02-04",
      "completion_date": "2015-11",
      "has_results": true,
      "last_update_posted_date": "2017-04-18",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01067339"
    },
    {
      "nct_id": "NCT01581632",
      "title": "Assessment of Coronary Plaque Composition",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Coronary Atherosclerosis",
        "Endothelial Dysfunction",
        "Coronary Small Vessel Disease"
      ],
      "interventions": [
        {
          "name": "LipiScan/LipiScan IVUS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 39,
      "start_date": "2010-01",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2019-03-05",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581632"
    },
    {
      "nct_id": "NCT06424834",
      "title": "Efficacy of Targeted Medical Therapy in Angina and Nonobstructive Coronary Arteries",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Angina Pectoris",
        "Microvascular Angina",
        "Vasospastic Angina",
        "Myocardial Bridge of Coronary Artery"
      ],
      "interventions": [
        {
          "name": "Amlodipine",
          "type": "DRUG"
        },
        {
          "name": "Nebivolol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2024-10-10",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2024-11-27",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06424834"
    },
    {
      "nct_id": "NCT01557088",
      "title": "Lp-PLA2 and Coronary Atherosclerosis in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Atherosclerosis",
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "Blood sampling from the Coronary Sinus and Aorta",
          "type": "OTHER"
        },
        {
          "name": "Intravascular Ultrasound of the coronary artery.",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 166,
      "start_date": "2009-02",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-09-23",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01557088"
    },
    {
      "nct_id": "NCT00602017",
      "title": "Bioequivalency Study of Amlodipine Tablets Under Fasting Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Chronic Stable Angina",
        "Vasospastic Angina"
      ],
      "interventions": [
        {
          "name": "Amlodipine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 40,
      "start_date": "2004-04",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-07-22T21:00:49.906Z",
      "location_count": 1,
      "location_summary": "Saint Charles, Missouri",
      "locations": [
        {
          "city": "Saint Charles",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00602017"
    }
  ]
}