{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Orthostatic+Intolerance",
    "query": {
      "condition": "Chronic Orthostatic Intolerance"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 32,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Orthostatic+Intolerance&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T08:10:56.951Z",
  "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": "NCT04806620",
      "title": "Unhide® Project: A Digital Health Platform to Collect Lifestyle Data for Brain Inflammation Research",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Post-Acute COVID-19 Syndrome",
        "ME/CFS",
        "Rheumatic Arthritis",
        "Juvenile Rheumatoid Arthritis (JRA)",
        "Psoriatic Arthritis (PsA)",
        "Ankylosing Spondylitis (AS)",
        "Autoimmune Encephalitis",
        "Celiac Disease",
        "Celiac Disease in Children",
        "Chronic Lyme Disease",
        "Post-treatment Lyme Disease Syndrome",
        "Crohn's Disease",
        "Dysautonomia",
        "Anorexia Nervosa",
        "Bulimia Nervosa",
        "ARFID",
        "Avoidant / Restrictive Food Intake Disorder",
        "Ehlers Danlos Syndrome",
        "Endometriosis",
        "Fibromyalgia (FM)",
        "Long COVID",
        "Lupus",
        "Migraines",
        "Mast Cell Activation Syndrome",
        "Multiple Sclerosis",
        "Myalgic Encephalomyelitis (ME)",
        "Myasthenia Gravis, Generalized",
        "Myasthenia Gravis in Children",
        "Narcolepsy",
        "Obsessive Compulsive Disorder (OCD)",
        "PANDAS",
        "Pediatric Acute-onset Neuropsychiatric Syndrome (PANS)",
        "POTS - Postural Orthostatic Tachycardia Syndrome",
        "General Anxiety Disorder, Social Anxiety Disorder",
        "PTSD - Post Traumatic Stress Disorder",
        "Psoriasis",
        "Traumatic Brain Injury",
        "Tourette's Syndrome",
        "Inflammatory Bowel Disease (IBD)",
        "Autoimmune Diseases",
        "Neurological Diseases or Conditions",
        "Psychiatric Disorder",
        "Sjogren's Syndrome",
        "Ulcerative Colitis and Crohn's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Brain Inflammation Collaborative",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 10000,
      "start_date": "2023-07-05",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "Delafield, Wisconsin",
      "locations": [
        {
          "city": "Delafield",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04806620"
    },
    {
      "nct_id": "NCT06366724",
      "title": "LIFT: Life Improvement Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "ME/CFS",
        "Long COVID",
        "PASC"
      ],
      "interventions": [
        {
          "name": "Pyridostigmine",
          "type": "DRUG"
        },
        {
          "name": "Low-Dose Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 160,
      "start_date": "2024-09-10",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2025-10-22",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06366724"
    },
    {
      "nct_id": "NCT07143669",
      "title": "Screening Study for KIT D816V Mutated Mast Cell Disease in Select Populations",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Clonal Mast Cell Disease",
        "KIT D816V Mutation",
        "Suspected KITD816V Mutated Clonal Mast Cell Disease"
      ],
      "interventions": [
        {
          "name": "Screening",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Blueprint Medicines Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 450,
      "start_date": "2025-10-17",
      "completion_date": "2028-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • San Diego, California • Walnut Creek, California + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07143669"
    },
    {
      "nct_id": "NCT05481177",
      "title": "Ivabradine for Long-Term Effects of COVID-19 With POTS Cohort",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Long Haul COVID",
        "Postural Orthostatic Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Ivabradine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Uniformed Services University of the Health Sciences",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 250,
      "start_date": "2023-06-14",
      "completion_date": "2024-09-01",
      "has_results": false,
      "last_update_posted_date": "2023-11-29",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05481177"
    },
    {
      "nct_id": "NCT06841198",
      "title": "Cardiovascular Function and Response to Stimulation Within the First Year After Spinal Cord Injury",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injuries (SCI)",
        "Orthostatic Hypotension, Dysautonomic",
        "Cardiovascular",
        "Transcutaneous Spinal Stimulation"
      ],
      "interventions": [
        {
          "name": "spinal cord transcutaneous stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Kessler Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 5,
      "start_date": "2025-04-01",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-05",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "West Orange, New Jersey",
      "locations": [
        {
          "city": "West Orange",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06841198"
    },
    {
      "nct_id": "NCT05630040",
      "title": "VNS for Long-COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-COVID-19 Syndrome",
        "Postural Tachycardia Syndrome",
        "Dysautonomia"
      ],
      "interventions": [
        {
          "name": "Non-invasive vagus nerve stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Sham Intervention",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2022-11-11",
      "completion_date": "2024-10-03",
      "has_results": false,
      "last_update_posted_date": "2024-11-08",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05630040"
    },
    {
      "nct_id": "NCT05633407",
      "title": "Efficacy and Safety Study of Efgartigimod in Adults With Post-COVID-19 POTS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postural Orthostatic Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Efgartigimod",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "argenx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 53,
      "start_date": "2022-09-23",
      "completion_date": "2024-04-18",
      "has_results": true,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 11,
      "location_summary": "La Jolla, California • Palo Alto, California • Glenview, Illinois + 8 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Glenview",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05633407"
    },
    {
      "nct_id": "NCT00262470",
      "title": "Treatment of Orthostatic Intolerance",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Tachycardia",
        "Chronic Orthostatic Intolerance"
      ],
      "interventions": [
        {
          "name": "Acetazolamide",
          "type": "DRUG"
        },
        {
          "name": "Atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "NO Drug",
          "type": "OTHER"
        },
        {
          "name": "Clonidine",
          "type": "DRUG"
        },
        {
          "name": "Entacapone",
          "type": "DRUG"
        },
        {
          "name": "Entacapone & Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Atomoxetine & Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Indomethacin",
          "type": "DRUG"
        },
        {
          "name": "Mecamylamine",
          "type": "DRUG"
        },
        {
          "name": "Isosorbide Dinitrate",
          "type": "DRUG"
        },
        {
          "name": "Melatonin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Midodrine",
          "type": "DRUG"
        },
        {
          "name": "Modafinil",
          "type": "DRUG"
        },
        {
          "name": "Octreotide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "RADIATION"
        },
        {
          "name": "Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Modafinil & Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Sertraline",
          "type": "DRUG"
        },
        {
          "name": "IV Saline",
          "type": "PROCEDURE"
        },
        {
          "name": "Drinking Water",
          "type": "OTHER"
        },
        {
          "name": "Breathing Device",
          "type": "DEVICE"
        },
        {
          "name": "memantine",
          "type": "DRUG"
        },
        {
          "name": "Abdominal binder",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DIETARY_SUPPLEMENT",
        "RADIATION",
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Satish R. Raj",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 150,
      "start_date": "1997-04",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-08",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00262470"
    },
    {
      "nct_id": "NCT00060866",
      "title": "Propranolol to Treat Fainting Due to Sympathoadrenal Imbalance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Neurocardiogenic Syncope"
      ],
      "interventions": [
        {
          "name": "Propranolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 24,
      "start_date": "2003-05",
      "completion_date": "2005-03",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00060866"
    },
    {
      "nct_id": "NCT01367977",
      "title": "Head Circumference Growth in Children With Ehlers-Danlos Syndrome Who Develop Dysautonomia Later in Life",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ehlers Danlos Syndrome",
        "External Hydrocephalus",
        "Dysautonomia",
        "Postural Orthostatic Tachycardia Syndrome",
        "Venous Insufficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Genetic Disease Investigators",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2011-05",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2024-02-14",
      "last_synced_at": "2026-05-22T08:10:56.951Z",
      "location_count": 1,
      "location_summary": "Colleyville, Texas",
      "locations": [
        {
          "city": "Colleyville",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01367977"
    }
  ]
}