{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tau+PET+scan",
    "query": {
      "intervention": "Tau PET scan"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 102,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tau+PET+scan&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T21:49:33.653Z",
  "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": "NCT02736695",
      "title": "Assessment of Hyperphosphorylated Tau PET Binding in Primary Progressive Aphasia and Frontotemporal Dementia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Progressive Aphasia",
        "Behavioral Variant of Frontotemporal Dementia",
        "Frontotemporal Dementia, Behavioral Variant"
      ],
      "interventions": [
        {
          "name": "F-18 AV 1451",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 81,
      "start_date": "2016-07",
      "completion_date": "2024-08-01",
      "has_results": true,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02736695"
    },
    {
      "nct_id": "NCT01818661",
      "title": "Longitudinal Multi-Modality Imaging in Progressive Apraxia of Speech",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "PPA",
        "Non-fluent Aphasia",
        "Apraxia of Speech",
        "Primary Progressive Non-fluent Aphasia",
        "Primary Progressive Aphasia"
      ],
      "interventions": [
        {
          "name": "AV-1451",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": "2018-07-01",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2025-11-12",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01818661"
    },
    {
      "nct_id": "NCT04474405",
      "title": "Exploratory Evaluation of Flortaucipir Injection in Healthy Volunteers and Cognitively Impaired Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Flortaucipir F18",
          "type": "DRUG"
        },
        {
          "name": "Brain PET Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Whole body PET scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Florbetapir F 18",
          "type": "DRUG"
        },
        {
          "name": "Brain MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Avid Radiopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2013-08-16",
      "completion_date": "2013-12-09",
      "has_results": true,
      "last_update_posted_date": "2020-09-25",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 2,
      "location_summary": "Cypress, California • Newport Beach, California",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04474405"
    },
    {
      "nct_id": "NCT02676843",
      "title": "Tau PET Imaging With 18F-AV-1451 in Subjects With MAPT Mutations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Frontotemporal Lobar Degeneration (FTLD)",
        "Frontotemporal Dementia (FTD)",
        "Tauopathies"
      ],
      "interventions": [
        {
          "name": "18F-AV-1451",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2016-04",
      "completion_date": "2018-11-25",
      "has_results": true,
      "last_update_posted_date": "2019-12-06",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02676843"
    },
    {
      "nct_id": "NCT03901092",
      "title": "A Reader Study to Assess Accuracy and Reliability of Flortaucipir F 18 Positron Emission Tomography (PET) Scan Interpretation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "flortaucipir F 18",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Avid Radiopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 242,
      "start_date": "2019-03-26",
      "completion_date": "2019-04-26",
      "has_results": true,
      "last_update_posted_date": "2020-09-09",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03901092"
    },
    {
      "nct_id": "NCT03618186",
      "title": "Neuroimaging Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Tau PET scan",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2018-11-26",
      "completion_date": "2030-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 2,
      "location_summary": "Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03618186"
    },
    {
      "nct_id": "NCT03189485",
      "title": "Tau PET Imaging in the NACC Study Cohort",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Controls",
        "MCI"
      ],
      "interventions": [
        {
          "name": "the radiotracer 18F-AV-1451",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 106,
      "start_date": "2017-11-22",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03189485"
    },
    {
      "nct_id": "NCT04733989",
      "title": "A Biomarker Database to Investigate Blood-Based and Digital Biomarkers in Participants Screened for Alzheimer's Disease (Bio-Hermes)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease",
        "Alzheimer Disease, Early Onset",
        "Mild Cognitive Impairment",
        "Memory Loss",
        "Memory Disorders",
        "Memory Impairment"
      ],
      "interventions": [
        {
          "name": "Biomarker Data Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "GAP Innovations, PBC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 1002,
      "start_date": "2021-04-21",
      "completion_date": "2022-11-11",
      "has_results": false,
      "last_update_posted_date": "2023-02-09",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 16,
      "location_summary": "Aventura, Florida • Coral Gables, Florida • Lady Lake, Florida + 13 more",
      "locations": [
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Lady Lake",
          "state": "Florida"
        },
        {
          "city": "Lake Worth",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04733989"
    },
    {
      "nct_id": "NCT00966017",
      "title": "Glucose Metabolic, Amyloid, and Tau Brain Imaging in Down Syndrome and Dementia",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Down Syndrome",
        "Alzheimer's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute on Aging (NIA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2009-07",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2009-12-29",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00966017"
    },
    {
      "nct_id": "NCT02792179",
      "title": "Evaluation of [18F]RO6958948 as Tracer for Positron Emission Tomography (PET) Imaging of Tau Burden in Alzheimer's Disease Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "[18F]RO6958948",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2016-07-19",
      "completion_date": "2016-09-28",
      "has_results": false,
      "last_update_posted_date": "2017-11-01",
      "last_synced_at": "2026-09-04T21:49:33.653Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02792179"
    }
  ]
}