{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hypertension%2C+Grade+1",
    "query": {
      "condition": "Hypertension, Grade 1"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 68,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hypertension%2C+Grade+1&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T08:15:21.786Z",
  "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": "NCT00157326",
      "title": "Tadalafil in Subjects With Mild to Moderate Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "tadalafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2005-09",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2007-10-25",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 1,
      "location_summary": "Bothell, Washington",
      "locations": [
        {
          "city": "Bothell",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00157326"
    },
    {
      "nct_id": "NCT02463084",
      "title": "Macronutrient Effects on Alzheimer's Disease (MEAL-2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prediabetic State",
        "Insulin Resistance",
        "Middle Age",
        "Prehypertension",
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Low Diet",
          "type": "OTHER"
        },
        {
          "name": "High Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "45 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2013-03",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2018-08-09",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02463084"
    },
    {
      "nct_id": "NCT07180147",
      "title": "Arlington Longitudinal Optimal Healthy Aging Study (ALOHA)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease (AD)",
        "Cardio Vascular Disease",
        "Mild Cognitive Impairment (MCI)",
        "Frailty Syndrome",
        "Disability Physical",
        "Hypertension",
        "Metabolic Syndrome (MetS)",
        "Healthy Aging",
        "Obesity &Amp; Overweight"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Marymount University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2025-05-01",
      "completion_date": "2031-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 1,
      "location_summary": "Arlington, Virginia",
      "locations": [
        {
          "city": "Arlington",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07180147"
    },
    {
      "nct_id": "NCT00670124",
      "title": "Hypothermia to Prevent High Intracranial Pressure in Patients With Acute Liver Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Liver Failure",
        "Intracranial Hypertension"
      ],
      "interventions": [
        {
          "name": "Hypothermia by the use of Blanketrol II, Cincinnati Sub-Zero",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rigshospitalet, Denmark",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2005-01",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2014-11-05",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00670124"
    },
    {
      "nct_id": "NCT00422461",
      "title": "A Dose Finding Study Of PF-00489791 In Patients With Mild To Moderate High Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "PF-00489791",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 135,
      "start_date": "2007-02-27",
      "completion_date": "2008-01-28",
      "has_results": true,
      "last_update_posted_date": "2021-10-11",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 20,
      "location_summary": "Los Angeles, California • Santa Ana, California • Tustin, California + 15 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Ana",
          "state": "California"
        },
        {
          "city": "Tustin",
          "state": "California"
        },
        {
          "city": "Farmington",
          "state": "Connecticut"
        },
        {
          "city": "Waterbury",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00422461"
    },
    {
      "nct_id": "NCT02299414",
      "title": "Chronic Hypertension and Pregnancy (CHAP) Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Anti-hypertensive therapy",
          "type": "DRUG"
        },
        {
          "name": "No anti-hypertensive therapy (unless BP is severe)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "12 Years and older · Female only"
      },
      "enrollment_count": 2408,
      "start_date": "2015-06",
      "completion_date": "2022-12-16",
      "has_results": true,
      "last_update_posted_date": "2023-05-17",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 72,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Little Rock, Arkansas + 54 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Colton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02299414"
    },
    {
      "nct_id": "NCT00698646",
      "title": "Efficacy and Safety of Valsartan/Hydrochlorothiazide Combination Compared to Valsartan Monotherapy or Hydrochlorothiazide Monotherapy in Elderly (>70) With Mild-moderate Hypertension.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Valsartan + HCTZ",
          "type": "DRUG"
        },
        {
          "name": "Valsartan",
          "type": "DRUG"
        },
        {
          "name": "HCTZ",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "70 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "70 Years and older"
      },
      "enrollment_count": 384,
      "start_date": "2008-04",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2011-04-19",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 20,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Escondido, California + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00698646"
    },
    {
      "nct_id": "NCT01281306",
      "title": "An 8-week Study to Evaluate the Dose Response of AHU377 in Combination With Valsartan 320 mg in Patients With Mild-to-moderate Systolic Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Systolic Hypertension"
      ],
      "interventions": [
        {
          "name": "LCZ696",
          "type": "DRUG"
        },
        {
          "name": "Valsartan",
          "type": "DRUG"
        },
        {
          "name": "AHU377",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 910,
      "start_date": "2011-01",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2016-01-29",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 19,
      "location_summary": "Clearwater, Florida • Chicago, Illinois • Metairie, Louisiana + 12 more",
      "locations": [
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        },
        {
          "city": "Belzoni",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01281306"
    },
    {
      "nct_id": "NCT06857955",
      "title": "A Study to Identify an Optimal Dose of QCZ484 in Mild to Moderate Hypertensive Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Saline",
          "type": "OTHER"
        },
        {
          "name": "QCZ484",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 399,
      "start_date": "2025-03-26",
      "completion_date": "2028-04-05",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 71,
      "location_summary": "Andalusia, Alabama • Birmingham, Alabama • Huntsville, Alabama + 66 more",
      "locations": [
        {
          "city": "Andalusia",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Saraland",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06857955"
    },
    {
      "nct_id": "NCT00034840",
      "title": "Telmisartan vs. Valsartan in Patients With Mild to Moderate Hypertension Following a Missed Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "telmisartan, valsartan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 490,
      "start_date": "2001-10",
      "completion_date": "2002-08",
      "has_results": false,
      "last_update_posted_date": "2013-11-01",
      "last_synced_at": "2026-07-24T08:15:21.786Z",
      "location_count": 16,
      "location_summary": "Long Beach, California • Los Angeles, California • Orange, California + 12 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Farmington",
          "state": "Connecticut"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00034840"
    }
  ]
}