{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Guillain-Barre+Syndrome",
    "query": {
      "condition": "Guillain-Barre Syndrome"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 16,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Guillain-Barre+Syndrome&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T06:47:33.617Z",
  "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": "NCT05095844",
      "title": "National Vaccine Adverse Event Reporting Survey and Etiology",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "Vaccine Adverse Reaction",
        "Vaccine Reaction",
        "Vaccine or Biological Substance, Unspecified Causing Adverse Effects in Therapeutic Use",
        "Corona Virus Infection",
        "Blood Clot",
        "Thrombocytopenia",
        "Neuritis",
        "Vasculitis",
        "Influenza",
        "Guillain-Barré",
        "GWAS",
        "Genetic Sequencing"
      ],
      "interventions": [
        {
          "name": "vaccinated",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Neuroganics LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "5 Years to 99 Years"
      },
      "enrollment_count": 100000,
      "start_date": "2022-03-15",
      "completion_date": "2024-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-03-18",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Northglenn, Colorado",
      "locations": [
        {
          "city": "Northglenn",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05095844"
    },
    {
      "nct_id": "NCT04053452",
      "title": "Peripheral Nerve Ultrasound for Diagnosis and Prognosis of Guillain-Barre Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Guillain-Barre Syndrome"
      ],
      "interventions": [
        {
          "name": "Peripheral nerve ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Measurement of strength",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2019-09-30",
      "completion_date": "2024-02-05",
      "has_results": true,
      "last_update_posted_date": "2025-05-09",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04053452"
    },
    {
      "nct_id": "NCT00056810",
      "title": "Assessment of Chronic Guillain-Barre Syndrome Improvement With Use of 4-aminopyridine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Guillain-Barre Syndrome"
      ],
      "interventions": [
        {
          "name": "4-aminopyridine (4-AP)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "FDA Office of Orphan Products Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "19 Years to 75 Years"
      },
      "enrollment_count": 30,
      "start_date": "2002-09",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2015-03-25",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00056810"
    },
    {
      "nct_id": "NCT05701189",
      "title": "Evaluating Efgartigimod in Patients With Guillain-Barré Syndrome",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Guillain-Barre Syndrome"
      ],
      "interventions": [
        {
          "name": "Efgartigimod Alfa-Fcab",
          "type": "DRUG"
        },
        {
          "name": "Intravenous Immunoglobulin (IVIg)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Chafic Karam",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-09-10",
      "completion_date": "2026-02-20",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05701189"
    },
    {
      "nct_id": "NCT04846010",
      "title": "Recovering Damaged Cells for Sequelae Caused by COVID-19, SARS-CoV-2",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sequelae of; Infection",
        "Post Infection Glomerulonephritis",
        "Post-Infectious Peripheral Neuralgia",
        "Post-Infectious Disorder (Disorder)",
        "Post-Infectious Arthritis",
        "Post-Infectious Polyneuritis",
        "Post-Infectious Parkinsonism",
        "Post-Infectious Hypothyroidism",
        "Post Infectious Osteoarthritis",
        "Anxiety Disorders",
        "Depression",
        "Depression, Anxiety",
        "Depression, Bipolar",
        "Insomnia",
        "GERD",
        "Gastro Esophageal Reflux",
        "Hepatitis",
        "Glomerulonephritis"
      ],
      "interventions": [
        {
          "name": "PurWet",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "FurFat",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "PurApo",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "PurPhl",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "PurClo",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "PurInf",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Smoliv",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "All Natural Medicine Clinic, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2000,
      "start_date": "2021-03-01",
      "completion_date": "2022-10-01",
      "has_results": false,
      "last_update_posted_date": "2021-05-26",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Rockville, Maryland",
      "locations": [
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04846010"
    },
    {
      "nct_id": "NCT03710278",
      "title": "The Effectiveness and Safety of Human Lumbar Puncture Assist Device (LPat)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Meningitis",
        "Encephalitis",
        "Guillain-Barré",
        "Subarachnoid Hemorrhage",
        "Intracranial Neoplasm",
        "Intracranial CNS Disorder"
      ],
      "interventions": [
        {
          "name": "LPat Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Spartanburg Regional Healthcare System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2017-12-21",
      "completion_date": "2019-01-23",
      "has_results": false,
      "last_update_posted_date": "2019-09-18",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Spartanburg, South Carolina",
      "locations": [
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03710278"
    },
    {
      "nct_id": "NCT01445717",
      "title": "Rapid Diagnostic Test for Detection of Group B Streptococcus in Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Streptococcus Infection",
        "Pregnancy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 358,
      "start_date": "2010-11",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-05-03",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01445717"
    },
    {
      "nct_id": "NCT03941184",
      "title": "Spontaneous Coronary Artery Dissection (SCAD) and Autoimmunity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SCAD",
        "Addison Disease",
        "Ankylosing Spondylitis",
        "Antiphospholipid Antibody Syndrome",
        "Celiac Disease",
        "Crohn Disease",
        "Dermatomyositis",
        "Polymyositis",
        "Guillain-Barre Syndrome",
        "Hepatitis, Autoimmune",
        "Graves Disease",
        "Hashimoto Thyroiditis",
        "Multiple Sclerosis",
        "Myasthenia Gravis",
        "Pernicious Anemia",
        "Polymyalgia Rheumatica",
        "Primary Biliary Cirrhosis",
        "Psoriasis",
        "Rheumatoid Arthritis",
        "Systemic Sclerosis",
        "Sjögren Syndrome",
        "Systemic Lupus Erythematosus",
        "Takayasu Arteritis",
        "Type 1 Diabetes Mellitus",
        "Ulcerative Colitis",
        "Uveitis",
        "Vasculitis",
        "Vitiligo",
        "Raynaud"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "110 Years",
        "sex": "ALL",
        "summary": "18 Years to 110 Years"
      },
      "enrollment_count": 114,
      "start_date": "1995-01-01",
      "completion_date": "2020-11-10",
      "has_results": false,
      "last_update_posted_date": "2020-11-23",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03941184"
    },
    {
      "nct_id": "NCT07020819",
      "title": "An Open Label Clinical Study to Evaluate Tanruprubart (Also Commonly Known as ANX005) in Participants With Guillain-Barré Syndrome (FORWARD Study)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Guillain-Barre Syndrome"
      ],
      "interventions": [
        {
          "name": "Tanruprubart",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Annexon, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "12 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2025-09-12",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 8,
      "location_summary": "Scottsdale, Arizona • Orange, California • Aurora, Colorado + 4 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07020819"
    },
    {
      "nct_id": "NCT05945784",
      "title": "Exploring Accessible Beauty for Individuals With Upper Extremity Deficits",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Stroke, Ischemic",
        "Stroke Hemorrhagic",
        "Stroke (CVA) or TIA",
        "Stroke, Acute",
        "Traumatic Brain Injury",
        "SCI - Spinal Cord Injury",
        "Ehlers-Danlos Syndromes (EDS)",
        "Lupus Erythematosus",
        "Guillain-Barre Syndrome",
        "Multiple Sclerosis",
        "Myasthenia Gravis",
        "Amyotrophic Lateral Sclerosis",
        "Graves Disease",
        "Muscular Dystrophies"
      ],
      "interventions": [
        {
          "name": "Use of Rare Beauty makeup products",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Casa Colina Hospital and Centers for Healthcare",
      "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": 57,
      "start_date": "2023-07-21",
      "completion_date": "2023-09-29",
      "has_results": false,
      "last_update_posted_date": "2023-12-06",
      "last_synced_at": "2026-05-22T06:47:33.617Z",
      "location_count": 1,
      "location_summary": "Pomona, California",
      "locations": [
        {
          "city": "Pomona",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05945784"
    }
  ]
}