{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HTN&page=3",
    "query": {
      "condition": "HTN",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 3925,
    "total_pages": 393,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HTN&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HTN&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-10T13:40:02.079Z",
  "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": "NCT00239525",
      "title": "3-D Transcranial Ultrasound Analysis Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cerebrovascular Accident",
        "Intracranial Hypertension"
      ],
      "interventions": [
        {
          "name": "3-D ultrasound scanner",
          "type": "DEVICE"
        },
        {
          "name": "Perflutren Protein-Type A Microspheres for injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Duke University",
      "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": 28,
      "start_date": "2006-05",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-04-11",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00239525"
    },
    {
      "nct_id": "NCT01352390",
      "title": "The Effect of a Coloring Prompt on Health Engagement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "In Need of a Pap Smear (Cervical Cancer Screening)",
        "In Need of a Blood Pressure Check (Hypertension Screening)",
        "In Need of a Cholesterol Test (Lipid Disorder Screening)",
        "In Need of a Fasting Plasma Glucose Test (Diabetes)"
      ],
      "interventions": [
        {
          "name": "Planning Prompt",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8711,
      "start_date": "2011-05",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01352390"
    },
    {
      "nct_id": "NCT02148523",
      "title": "Social Forces to Improve Statin Adherence (Study B)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Medication Adherence",
        "High Blood Pressure",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Comparison to peers",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Adherence feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Electronic pill bottle",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 201,
      "start_date": "2014-01",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2017-07-13",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02148523"
    },
    {
      "nct_id": "NCT00763061",
      "title": "Travatan Versus Timoptic in Treating Open-angle Glaucoma or Ocular Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Travoprost 0.004% Ophthalmic Solution (Travatan)",
          "type": "DRUG"
        },
        {
          "name": "Timolol 0.5% Ophthalmic Solution (Timoptic)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 111,
      "start_date": "2006-05",
      "completion_date": "2008-04",
      "has_results": true,
      "last_update_posted_date": "2010-03-02",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00763061"
    },
    {
      "nct_id": "NCT07783061",
      "title": "Reducing Cardiovascular Risks: The Role of Alcohol Use",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Drinking",
        "Drinking Behavior",
        "At-risk Drinking",
        "Cardiovascular Risk Factor",
        "High Blood Pressure"
      ],
      "interventions": [
        {
          "name": "Alcohol Abstinence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control arm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "The University of Texas at Arlington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "26 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "26 Years to 49 Years"
      },
      "enrollment_count": 148,
      "start_date": "2026-10",
      "completion_date": "2031-09",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Arlington, Texas",
      "locations": [
        {
          "city": "Arlington",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07783061"
    },
    {
      "nct_id": "NCT00374361",
      "title": "Study of the Relationship Between Blood Vessels and Insulin Response in Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes Mellitus, Type 2",
        "Hypertension",
        "Heart Disease",
        "Stroke"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "8 Years to 18 Years"
      },
      "enrollment_count": 66,
      "start_date": "2003-07",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2016-06-08",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00374361"
    },
    {
      "nct_id": "NCT00980785",
      "title": "Studying the Effects of Antihypertensives on Individuals at Risk for Alzheimer's",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alzheimer's Disease",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Ramipril",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 14,
      "start_date": "2009-04-09",
      "completion_date": "2011-07-26",
      "has_results": true,
      "last_update_posted_date": "2020-08-25",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00980785"
    },
    {
      "nct_id": "NCT03197688",
      "title": "Retrospective Chart Review of First-time Opsumit® (Macitentan) Users in the United States",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Notapplicable",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Actelion",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2200,
      "start_date": "2017-08-03",
      "completion_date": "2018-09-06",
      "has_results": false,
      "last_update_posted_date": "2025-03-30",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 105,
      "location_summary": "Phoenix, Arizona • La Jolla, California • Loma Linda, California + 89 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03197688"
    },
    {
      "nct_id": "NCT04610788",
      "title": "Cardiac Assessment by PV Loop in IPAH and Scleroderma PAH",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Scleroderma",
        "Pulmonary Artery Hypertension"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "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": 43,
      "start_date": "2019-04-15",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04610788"
    },
    {
      "nct_id": "NCT00047515",
      "title": "Phase 3 Study to Evaluate IOP Lowering Therapy in Open Angle Glaucoma and Ocular Hypertension C-01-69",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Open-Angle Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "Alcon Investigational Agent",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2001-01",
      "completion_date": "2003-12",
      "has_results": false,
      "last_update_posted_date": "2008-08-05",
      "last_synced_at": "2026-11-10T13:40:02.079Z",
      "location_count": 1,
      "location_summary": "Multiple Locations Throughout the United States, Texas",
      "locations": [
        {
          "city": "Multiple Locations Throughout the United States",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00047515"
    }
  ]
}