{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Orthostatic+Intolerance",
    "query": {
      "condition": "Orthostatic Intolerance"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 199,
    "total_pages": 20,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Orthostatic+Intolerance&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:34:35.345Z",
  "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": "NCT02558972",
      "title": "Northera Improves Postural Tachycardia Syndrome (POTS) and Postural Vasovagal Syncope (VVS)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postural Tachycardia Syndrome (POTS)",
        "Vasovagal Syncope (VVS)",
        "Fainting"
      ],
      "interventions": [
        {
          "name": "Northera (Droxidopa)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York Medical College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 30,
      "start_date": "2015-09",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 1,
      "location_summary": "Hawthorne, New York",
      "locations": [
        {
          "city": "Hawthorne",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02558972"
    },
    {
      "nct_id": "NCT00237770",
      "title": "Prevention of Low Blood Pressure in Persons With Tetraplegia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Hypotension",
        "Spinal Cord Injury"
      ],
      "interventions": [
        {
          "name": "N-Nitro L-arginine-methylester (L-NAME)",
          "type": "DRUG"
        },
        {
          "name": "Head-up Tilt maneuver",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 16,
      "start_date": "2003-06",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2014-05-19",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00237770"
    },
    {
      "nct_id": "NCT03313375",
      "title": "Continuous vs Aerobic Postexercise Hypotension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postexercise Hypotension"
      ],
      "interventions": [
        {
          "name": "Continuous Exercise",
          "type": "OTHER"
        },
        {
          "name": "Aerobic Interval Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Arizona State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 6,
      "start_date": "2017-10-05",
      "completion_date": "2020-02-07",
      "has_results": false,
      "last_update_posted_date": "2020-02-10",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 2,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03313375"
    },
    {
      "nct_id": "NCT01617616",
      "title": "Tilt Table With Suspected Postural Orthostatic Tachycardia Syndrome (POTS) Subjects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postural Orthostatic Tachycardia Syndrome",
        "Syncope, Vasovagal",
        "Neurocardiogenic Syncope"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "10 Years to 21 Years"
      },
      "enrollment_count": 48,
      "start_date": "2012-03",
      "completion_date": "2014-02-12",
      "has_results": false,
      "last_update_posted_date": "2017-04-20",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01617616"
    },
    {
      "nct_id": "NCT04493372",
      "title": "Deciphering Preserved Autonomic Function After Spinal Cord Injury",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injuries",
        "Autonomic Imbalance",
        "Autonomic Dysreflexia",
        "Orthostatic Hypotension"
      ],
      "interventions": [
        {
          "name": "Tests of sympathetic inhibition",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Tests of sympathetic activation",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Testing of autonomic dysreflexia",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 69,
      "start_date": "2020-11-13",
      "completion_date": "2026-09-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04493372"
    },
    {
      "nct_id": "NCT00046163",
      "title": "A Phase IV Study in Subjects With Neurogenic Orthostatic Hypotension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypotension, Orthostatic"
      ],
      "interventions": [
        {
          "name": "midodrine hydrochloride (ProAmatine®)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2002-09-05",
      "completion_date": "2003-08-06",
      "has_results": false,
      "last_update_posted_date": "2021-06-29",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 3,
      "location_summary": "St. Petersburg, Florida • Upland, Pennsylvania • San Antonio, Texas",
      "locations": [
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Upland",
          "state": "Pennsylvania"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00046163"
    },
    {
      "nct_id": "NCT06616363",
      "title": "Does a Periaqueductal Gray-vagus Nerve Interface Malfunction Explain the Nat hx With Its Numerous Co-morbidities?",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "POTS - Postural Orthostatic Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Questionnaires to be competed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Provide list of medication and lifetime events",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Use phone App to record new life events",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Will wear an activity monitor",
          "type": "DEVICE"
        },
        {
          "name": "Periodic 24-hour urine sodium check",
          "type": "OTHER"
        },
        {
          "name": "A fMRI scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "A bedside tilt test will be performed",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "IV placed to collect blood samples",
          "type": "OTHER"
        },
        {
          "name": "Stool Sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "21 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 21 Years · Female only"
      },
      "enrollment_count": 120,
      "start_date": "2024-05-29",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-26",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06616363"
    },
    {
      "nct_id": "NCT02123303",
      "title": "Orthostatic Hypotension Among Veterans",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypotension, Orthostatic Hypotension"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "James J. Peters Veterans Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 300,
      "start_date": "2010-11",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2019-03-01",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02123303"
    },
    {
      "nct_id": "NCT04095793",
      "title": "Phase 3 Open-Label Extension Study of TD-9855 for Treating Symptomatic nOH in Subjects With Primary Autonomic Failure",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Symptomatic Neurogenic Orthostatic Hypotension"
      ],
      "interventions": [
        {
          "name": "ampreloxetine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Theravance Biopharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2019-09-19",
      "completion_date": "2021-11-12",
      "has_results": true,
      "last_update_posted_date": "2022-11-30",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 13,
      "location_summary": "Colorado Springs, Colorado • Boca Raton, Florida • Port Charlotte, Florida + 10 more",
      "locations": [
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Port Charlotte",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Glenview",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04095793"
    },
    {
      "nct_id": "NCT07182578",
      "title": "Programming Aquatic Therapy for POTS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postural Orthostatic Tachycardia Syndrome (POTS)"
      ],
      "interventions": [
        {
          "name": "Aquatic Occupational Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "California State University, Dominguez Hills",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 5,
      "start_date": "2025-09-12",
      "completion_date": "2026-02-08",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-05-22T05:34:35.345Z",
      "location_count": 1,
      "location_summary": "Long Beach, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07182578"
    }
  ]
}