{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Complex+and+Transfusion-dependent+Hemoglobinopathies",
    "query": {
      "condition": "Complex and Transfusion-dependent Hemoglobinopathies"
    },
    "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": "2026-07-21T17:11:53.324Z",
  "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": "NCT01419704",
      "title": "Phase I/II Pilot Study of Mixed Chimerism to Treat Hemoglobinopathies",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anemia, Sickle Cell",
        "Complex and Transfusion-dependent Hemoglobinopathies",
        "Thalassemia",
        "Diamond-Blackfan Anemia",
        "Bone Marrow Failure Syndromes",
        "Alpha-Thalassemia",
        "Beta-Thalassemia"
      ],
      "interventions": [
        {
          "name": "Enriched Hematopoetic Stem Cell Infusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Talaris Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "Up to 45 Years"
      },
      "enrollment_count": 0,
      "start_date": "2011-05",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2023-03-03",
      "last_synced_at": "2026-07-21T17:11:53.324Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Louisville, Kentucky • Durham, North Carolina",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01419704"
    }
  ]
}