{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Four+Repeat+Tauopathies+%284RT%29",
    "query": {
      "condition": "Primary Four Repeat Tauopathies (4RT)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T22:28:28.677Z",
  "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": "NCT02133846",
      "title": "Safety Study of TPI-287 to Treat CBS and PSP",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Four Repeat Tauopathies (4RT)",
        "Corticobasal Syndrome (CBS)",
        "Progressive Supranuclear Palsy (PSP)",
        "Corticobasal Degeneration (CBD)"
      ],
      "interventions": [
        {
          "name": "TPI 287 2 mg/m2",
          "type": "DRUG"
        },
        {
          "name": "TPI-287 20 mg/m2",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "TPI-287 6.3 mg/m2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 44,
      "start_date": "2014-05",
      "completion_date": "2019-09",
      "has_results": false,
      "last_update_posted_date": "2020-04-15",
      "last_synced_at": "2026-07-23T22:28:28.677Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • San Francisco, California",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02133846"
    }
  ]
}