{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Severe+Sickle+Cell+Disease",
    "query": {
      "condition": "Severe Sickle Cell Disease"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 75,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Severe+Sickle+Cell+Disease&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T02:18:21.051Z",
  "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": "NCT02242058",
      "title": "QST-Pupillometry in Sickle Cell Disease Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SCD With Severe Phenotype (HbSS, HbSβ0 Thalassemia, HbSOARab)"
      ],
      "interventions": [
        {
          "name": "Quantitative sensory testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Julia Finkel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "13 Years to 30 Years"
      },
      "enrollment_count": 96,
      "start_date": "2013-08",
      "completion_date": "2018-11",
      "has_results": false,
      "last_update_posted_date": "2020-01-21",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02242058"
    },
    {
      "nct_id": "NCT04594031",
      "title": "US Phase I Study of ECT-001-CB in Patients With Sickle-Cell Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Umbilical Cord Blood",
        "Hematopoietic Cell Proliferation"
      ],
      "interventions": [
        {
          "name": "ECT-001-CB (UM171-Expanded Cord Blood Transplant)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ExCellThera inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "5 Years to 30 Years"
      },
      "enrollment_count": 0,
      "start_date": "2021-07-13",
      "completion_date": "2024-02-02",
      "has_results": false,
      "last_update_posted_date": "2022-07-05",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 2,
      "location_summary": "Palo Alto, California • San Francisco, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04594031"
    },
    {
      "nct_id": "NCT01105923",
      "title": "Study of an Intervention to Improve Problem List Accuracy and Use",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Attention Deficit Disorder With Hyperactivity",
        "Asthma",
        "COPD",
        "Breast Cancer",
        "Coronary Artery Disease",
        "Congestive Heart Failure",
        "Diabetes",
        "Glaucoma",
        "Hemophilia",
        "Hypertension",
        "Hyperthyroidism",
        "Hypothyroidism",
        "Myasthenia Gravis",
        "Osteoporosis",
        "Osteopenia",
        "Renal Failure",
        "Renal Insufficiency",
        "Sickle Cell Disease",
        "Stroke"
      ],
      "interventions": [
        {
          "name": "MAPLE",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 140,
      "start_date": "2010-05",
      "completion_date": "2017-11",
      "has_results": false,
      "last_update_posted_date": "2015-02-02",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01105923"
    },
    {
      "nct_id": "NCT03128996",
      "title": "Reduced Intensity Conditioning and Familial HLA-Mismatched BMT for Non-Malignant Disorders",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Severe Sickle Cell Disease",
        "Bone Marrow Failure Syndromes",
        "Metabolic Disorders",
        "Immunologic Disorders",
        "Hemoglobinopathies",
        "Non-malignant Disorders"
      ],
      "interventions": [
        {
          "name": "RIC regimen",
          "type": "DRUG"
        },
        {
          "name": "GVHD prophylaxis regimen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Day to 21 Years"
      },
      "enrollment_count": 29,
      "start_date": "2017-03-20",
      "completion_date": "2033-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 4,
      "location_summary": "New Haven, Connecticut • Wilmington, Delaware • Grand Rapids, Michigan + 1 more",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03128996"
    },
    {
      "nct_id": "NCT00004412",
      "title": "Phase II Randomized Trial:Arginine Butyrate Plus Standard Local Therapy in Patients With Refractory Sickle Cell Ulcers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Skin Ulcers",
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "Arginine Butyrate",
          "type": "DRUG"
        },
        {
          "name": "Standard local care dressing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Susan P. Perrine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "16 Years to 60 Years"
      },
      "enrollment_count": 23,
      "start_date": "1997-09",
      "completion_date": "2005-02",
      "has_results": true,
      "last_update_posted_date": "2015-03-31",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Boston, Massachusetts • New York, New York + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004412"
    },
    {
      "nct_id": "NCT02061800",
      "title": "CD34+ (Malignant) Stem Cell Selection for Patients Receiving Allogenic Stem Cell Transplant",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloid Leukemia (CML)",
        "Acute Myelogenous Leukemia (AML)",
        "Myelodysplastic Syndrome (MDS)",
        "Juvenile Myelomonocytic Leukemia (JMML)",
        "Acute Lymphoblastic Leukemia (ALL)",
        "Lymphoma (Hodgkin's and Non-Hodgkin's)"
      ],
      "interventions": [
        {
          "name": "CliniMACS CD34+ Reagent System",
          "type": "DEVICE"
        },
        {
          "name": "Thiotepa",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Diane George",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "Up to 22 Years"
      },
      "enrollment_count": 14,
      "start_date": "2013-06-03",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2024-06-04",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02061800"
    },
    {
      "nct_id": "NCT01917708",
      "title": "Bone Marrow Transplant With Abatacept for Non-Malignant Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hurler Syndrome",
        "Fanconi Anemia",
        "Glanzmann Thrombasthenia",
        "Wiskott-Aldrich Syndrome",
        "Chronic Granulomatous Disease",
        "Severe Congenital Neutropenia",
        "Leukocyte Adhesion Deficiency",
        "Shwachman-Diamond Syndrome",
        "Diamond-Blackfan Anemia",
        "Dyskeratosis-congenita",
        "Chediak-Higashi Syndrome",
        "Severe Aplastic Anemia",
        "Thalassemia Major",
        "Hemophagocytic Lymphohistiocytosis",
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Abatacept",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 10,
      "start_date": "2014-01",
      "completion_date": "2019-09-19",
      "has_results": false,
      "last_update_posted_date": "2019-12-26",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01917708"
    },
    {
      "nct_id": "NCT00977691",
      "title": "Haploidentical PBMC Transplant for Severe Congenital Anemias",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "PBSC Transplant",
          "type": "PROCEDURE"
        },
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Low Dose Irradiation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "2 Years to 80 Years"
      },
      "enrollment_count": 23,
      "start_date": "2009-12-14",
      "completion_date": "2026-09-10",
      "has_results": true,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00977691"
    },
    {
      "nct_id": "NCT06363760",
      "title": "A Long-Term Follow-Up Study of Participants With Sickle Cell Disease or Transfusion Dependent β-Thalassemia Who Received EDIT-301",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease",
        "Transfusion-dependent Beta-Thalassemia",
        "Hemoglobinopathies"
      ],
      "interventions": [
        {
          "name": "Safety and efficacy assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Editas Medicine, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "12 Years to 50 Years"
      },
      "enrollment_count": 54,
      "start_date": "2024-06-17",
      "completion_date": "2040-08",
      "has_results": false,
      "last_update_posted_date": "2025-04-02",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 16,
      "location_summary": "Oakland, California • Aurora, Colorado • New Haven, Connecticut + 12 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06363760"
    },
    {
      "nct_id": "NCT01000155",
      "title": "Efficacy of Vorinostat to Induce Fetal Hemoglobin in Sickle Cell Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "vorinostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2009-10",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2017-07-21",
      "last_synced_at": "2026-06-11T02:18:21.051Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01000155"
    }
  ]
}