{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sickle+Beta+Thalassemia",
    "query": {
      "condition": "Sickle Beta Thalassemia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 68,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sickle+Beta+Thalassemia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-27T04:47:03.174Z",
  "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": "NCT07640815",
      "title": "Expanded Access Protocol for Gene Therapy Utilizing shmiR Lentivirus Vector to Induce Fetal Hemoglobin in Sickle Cell Disease",
      "overall_status": "TEMPORARILY_NOT_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Autologous CD34+ HSC cells transduced with the lentiviral vector containing a shRNA targeting BCL11a",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "David Williams",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "13 Years to 55 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07640815"
    },
    {
      "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": "2026-06-27T04:47:03.174Z",
      "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"
    },
    {
      "nct_id": "NCT05353647",
      "title": "A Gene Transfer Study Inducing Fetal Hemoglobin in Sickle Cell Disease (GRASP, BMT CTN 2001)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Autologous CD34+ HSC cells transduced with the lentiviral vector containing a shRNA targeting BCL11a",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "David Williams",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "13 Years to 40 Years"
      },
      "enrollment_count": 25,
      "start_date": "2022-07-12",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 9,
      "location_summary": "Los Angeles, California • Oakland, California • Sacramento, California + 4 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05353647"
    },
    {
      "nct_id": "NCT05477563",
      "title": "Evaluation of Efficacy and Safety of a Single Dose of CTX001 in Participants With Transfusion-Dependent β-Thalassemia and Severe Sickle Cell Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Beta-Thalassemia",
        "Thalassemia",
        "Hematologic Diseases",
        "Genetic Diseases, Inborn",
        "Hemoglobinopathies",
        "Sickle Cell Disease",
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "CTX001",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Vertex Pharmaceuticals Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "12 Years to 35 Years"
      },
      "enrollment_count": 26,
      "start_date": "2022-08-02",
      "completion_date": "2027-06-09",
      "has_results": false,
      "last_update_posted_date": "2026-03-23",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 3,
      "location_summary": "New York, New York • Charlotte, North Carolina • Nashville, Tennessee",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05477563"
    },
    {
      "nct_id": "NCT01962415",
      "title": "Reduced Intensity Conditioning for Non-Malignant Disorders Undergoing UCBT, BMT or PBSCT",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Immunodeficiency (PID)",
        "Congenital Bone Marrow Failure Syndromes",
        "Inherited Metabolic Disorders (IMD)",
        "Hereditary Anemias",
        "Inflammatory Conditions",
        "Systemic Juvenile Idiopathic Arthritis (sJIA)",
        "Juvenile Rheumatoid Arthritis (JRA)"
      ],
      "interventions": [
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Thiotepa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Paul Szabolcs",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "2 Months to 55 Years"
      },
      "enrollment_count": 100,
      "start_date": "2014-02-04",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01962415"
    },
    {
      "nct_id": "NCT05675436",
      "title": "Investigating the Mechanistic Effects of Mitapivat in Subjects With Sickle Cell Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Anemia",
        "Sickle Cell Thalassemia",
        "Sickle Cell Pain",
        "Hbss",
        "Hbsc",
        "Sickle Beta Thalassemia",
        "Sickle Beta Zero Thalassemia",
        "Sickle Cell Syndrome Variant"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "16 Years to 80 Years"
      },
      "enrollment_count": 6,
      "start_date": "2024-05-09",
      "completion_date": "2027-10-27",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05675436"
    },
    {
      "nct_id": "NCT05145062",
      "title": "Long - Term Follow Up of Sickle Cell Disease and Beta-thalassemia Subjects Previously Exposed to BIVV003 or ST-400.",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Blood and Lymphatic Diseases"
      ],
      "interventions": [
        {
          "name": "BIVV003",
          "type": "DRUG"
        },
        {
          "name": "ST-400",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sangamo Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 8,
      "start_date": "2021-12-21",
      "completion_date": "2038-07-14",
      "has_results": false,
      "last_update_posted_date": "2025-11-12",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 7,
      "location_summary": "Oakland, California • Sacramento, California • Atlanta, Georgia + 3 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05145062"
    },
    {
      "nct_id": "NCT06664541",
      "title": "Decision-Making and Quality of Life Surrounding Hematologic Disease and Gene Therapy",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transfusion Dependent Beta Thalassemia",
        "Sickle Cell Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2024-10-01",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06664541"
    },
    {
      "nct_id": "NCT02712346",
      "title": "The Role of Endothelin-1 in Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "Ambrisentan",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 26,
      "start_date": "2015-09",
      "completion_date": "2019-11-30",
      "has_results": false,
      "last_update_posted_date": "2020-04-02",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02712346"
    },
    {
      "nct_id": "NCT01363908",
      "title": "Safety, Efficacy and Pharmacokinetics of an Oral Iron Chelator Given for a Year to Pediatric Patients With Iron Overload",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Transfusional Iron Overload",
        "Beta-Thalassemia"
      ],
      "interventions": [
        {
          "name": "SPD602",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 30,
      "start_date": "2011-08-10",
      "completion_date": "2014-05-13",
      "has_results": true,
      "last_update_posted_date": "2021-06-14",
      "last_synced_at": "2026-06-27T04:47:03.174Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01363908"
    }
  ]
}