{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?nctId=NCT01770951",
    "query": {
      "nctId": "NCT01770951"
    },
    "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": "2026-09-12T16:43:49.914Z",
  "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": "NCT01770951",
      "title": "A Retrospective, Observational, Non-interventional Trial to Assess Eculizumab Treatment Effect in Patients With Atypical Hemolytic Uremic Syndrome (aHUS)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atypical Hemolytic Uremic Syndrome (aHUS)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alexion Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 30,
      "start_date": "2009-08-31",
      "completion_date": "2010-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-08-18",
      "last_synced_at": "2026-09-12T16:43:49.914Z",
      "location_count": 12,
      "location_summary": "Dunwoody, Georgia • Chicago, Illinois • Portland, Maine + 9 more",
      "locations": [
        {
          "city": "Dunwoody",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Portland",
          "state": "Maine"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01770951"
    }
  ]
}