{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hypertension+Stage+1",
    "query": {
      "condition": "Hypertension Stage 1"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 110,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hypertension+Stage+1&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T13:46:12.489Z",
  "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": "NCT03904693",
      "title": "Clinical Study to Compare the Efficacy and Safety of Macitentan and Tadalafil Monotherapies With the Corresponding Fixed-dose Combination Therapy in Subjects With Pulmonary Arterial Hypertension (PAH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension (PAH) (WHO Group 1 PH)"
      ],
      "interventions": [
        {
          "name": "FDC macitentan/tadalafil",
          "type": "DRUG"
        },
        {
          "name": "Macitentan 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Tadalafil 40 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo FDC",
          "type": "DRUG"
        },
        {
          "name": "Placebo macitentan",
          "type": "DRUG"
        },
        {
          "name": "Placebo tadalafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Actelion",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 187,
      "start_date": "2019-07-29",
      "completion_date": "2024-09-27",
      "has_results": true,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 26,
      "location_summary": "Fullerton, California • Los Angeles, California • Atlanta, Georgia + 22 more",
      "locations": [
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03904693"
    },
    {
      "nct_id": "NCT01415505",
      "title": "Combination of Nebivolol and Valsartan Given as Free Tablets for Stage 1 or Stage 2 Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Nebivolol, Valsartan and Hydrochlorothiazide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Forest Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 812,
      "start_date": "2011-08",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2013-06-04",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 135,
      "location_summary": "Birmingham, Alabama • Foley, Alabama • Gulf Shores, Alabama + 113 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Foley",
          "state": "Alabama"
        },
        {
          "city": "Gulf Shores",
          "state": "Alabama"
        },
        {
          "city": "Muscle Shoals",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01415505"
    },
    {
      "nct_id": "NCT01180062",
      "title": "Safety Study of Latanoprost Slow Release Insert",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Open Angle Glaucoma (POAG)",
        "Ocular Hypertension (OHT)"
      ],
      "interventions": [
        {
          "name": "Latanoprost",
          "type": "DRUG"
        },
        {
          "name": "Arm 2",
          "type": "DRUG"
        },
        {
          "name": "Latanoprost SR insert",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daniel Moore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2011-01",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2014-12-08",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01180062"
    },
    {
      "nct_id": "NCT04141891",
      "title": "Advancing Understanding of Transportation Options",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetic Retinopathy",
        "Macular Degeneration",
        "Glaucoma",
        "Retinitis Pigmentosa",
        "Vision Disorders",
        "Acute Coronary Syndrome",
        "Implantable Defibrillator User",
        "Congestive Heart Failure",
        "Hypertrophic Obstructive Cardiomyopathy",
        "Orthostatic Hypotension",
        "Syncope",
        "Presyncope",
        "Narcolepsy",
        "Dementia",
        "Multiple Sclerosis",
        "Parkinson Disease",
        "Brain Injuries",
        "Spinal Cord Injuries",
        "Stroke",
        "Vertigo",
        "Dizziness",
        "Seizures",
        "Substance Use",
        "Insulin Dependent Diabetes Mellitus",
        "Arthritis",
        "Foot--Abnormalities",
        "Chronic Obstructive Pulmonary Disease",
        "Obstructive Sleep Apnea",
        "End Stage Renal Disease",
        "Sleep Apnea",
        "Insomnia",
        "Restless Legs Syndrome"
      ],
      "interventions": [
        {
          "name": "Driving Decision Aid",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Older Drivers Website",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 529,
      "start_date": "2019-12-12",
      "completion_date": "2023-12-21",
      "has_results": true,
      "last_update_posted_date": "2025-02-21",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 3,
      "location_summary": "La Jolla, California • Aurora, Colorado • Indianapolis, Indiana",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04141891"
    },
    {
      "nct_id": "NCT00753168",
      "title": "Phase 1-2 Evaluation of OT-730 Eye Drops in Reducing the Intraocular Pressure in Patients With Ocular Hypertension or Open-Angle Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glaucoma, Open-Angle",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "OT-730 ophthalmic solution",
          "type": "DRUG"
        },
        {
          "name": "timolol maleate ophthalmic solution",
          "type": "DRUG"
        },
        {
          "name": "OT-730 placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Othera Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 48,
      "start_date": "2008-09",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2009-01-07",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 5,
      "location_summary": "Artesia, California • Roswell, Georgia • Charlotte, North Carolina + 2 more",
      "locations": [
        {
          "city": "Artesia",
          "state": "California"
        },
        {
          "city": "Roswell",
          "state": "Georgia"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "High Point",
          "state": "North Carolina"
        },
        {
          "city": "Mt. Pleasant",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00753168"
    },
    {
      "nct_id": "NCT03924154",
      "title": "A Study of RVT-1201 in Patients With Pulmonary Arterial Hypertension (ELEVATE 1)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "RVT-1201",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Altavant Sciences GmbH",
      "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": 3,
      "start_date": "2019-08-01",
      "completion_date": "2020-02-24",
      "has_results": false,
      "last_update_posted_date": "2020-03-09",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 20,
      "location_summary": "Phoenix, Arizona • Sacramento, California • Santa Barbara, California + 17 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03924154"
    },
    {
      "nct_id": "NCT00281580",
      "title": "Telmisartan (Micardis) and Amlodipine (Norvasc) - Factorial Design Study for the Treatment of Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Amlodipine 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Telmisartan 20 mg",
          "type": "DRUG"
        },
        {
          "name": "Telmisartan 40 mg",
          "type": "DRUG"
        },
        {
          "name": "Amlodipine 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Telmisartan 80 mg",
          "type": "DRUG"
        },
        {
          "name": "Amlodipine 2.5 mg",
          "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": 1461,
      "start_date": "2006-04",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2014-03-27",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 101,
      "location_summary": "Fairhope, Alabama • Huntsville, Alabama • Chandler, Arizona + 81 more",
      "locations": [
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00281580"
    },
    {
      "nct_id": "NCT02603809",
      "title": "Dose-finding Study With ACT-132577 (Aprocitentan) in Participants With Essential Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Essential Hypertension"
      ],
      "interventions": [
        {
          "name": "Aprocitentan 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Aprocitentan 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Aprocitentan 25 mg",
          "type": "DRUG"
        },
        {
          "name": "Aprocitentan 50 mg",
          "type": "DRUG"
        },
        {
          "name": "Lisinopril 20 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Idorsia Pharmaceuticals Ltd.",
      "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": 1659,
      "start_date": "2015-12-14",
      "completion_date": "2017-04-07",
      "has_results": true,
      "last_update_posted_date": "2022-11-23",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 74,
      "location_summary": "Fort Payne, Alabama • Chandler, Arizona • Peoria, Arizona + 62 more",
      "locations": [
        {
          "city": "Fort Payne",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02603809"
    },
    {
      "nct_id": "NCT05372679",
      "title": "REDUCED 1 - Renal Denervation Using Ultrasonic Catheter EmitteD Energy Study /",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Uncontrolled Stage 2 Hypertension"
      ],
      "interventions": [
        {
          "name": "Renal denervation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "SoniVie Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 25,
      "start_date": "2022-11-11",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bridgeport",
          "state": "Connecticut"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05372679"
    },
    {
      "nct_id": "NCT01463085",
      "title": "Clinical Trial to Assess the Effects of Low-fat Dairy on Systolic Blood Pressure",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Low-fat dairy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Dairy Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "20 Years to 69 Years"
      },
      "enrollment_count": 65,
      "start_date": "2011-08",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2012-05-24",
      "last_synced_at": "2026-07-24T13:46:12.489Z",
      "location_count": 1,
      "location_summary": "Glen Ellyn, Illinois",
      "locations": [
        {
          "city": "Glen Ellyn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01463085"
    }
  ]
}