{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=X-Linked+Combined+Immunodeficiency+Diseases",
    "query": {
      "condition": "X-Linked Combined Immunodeficiency Diseases"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 35,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=X-Linked+Combined+Immunodeficiency+Diseases&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-25T09:08:39.584Z",
  "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": "NCT02231710",
      "title": "Safety Study of Gene Modified Donor T Cell Infusion After Stem Cell Transplant for Non-Malignant Diseases",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Immune Deficiency Disorders",
        "Hemophagocytic Lymphohistiocytosis",
        "Inherited Bone Marrow Failure Syndrome",
        "Hemoglobinopathies",
        "Metabolic Disorders"
      ],
      "interventions": [
        {
          "name": "BPX-501 and Rimiducid",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Bellicum Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Months",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "4 Months to 55 Years"
      },
      "enrollment_count": 1,
      "start_date": "2015-02",
      "completion_date": "2018-01",
      "has_results": true,
      "last_update_posted_date": "2024-03-25",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02231710"
    },
    {
      "nct_id": "NCT01586455",
      "title": "Human Placental-Derived Stem Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mucopolysaccharidosis I",
        "Mucopolysaccharidosis VI",
        "Adrenoleukodystrophy",
        "Niemann-Pick Disease",
        "Metachromatic Leukodystrophy",
        "Wolman Disease",
        "Krabbe's Disease",
        "Gaucher's Disease",
        "Fucosidosis",
        "Batten Disease",
        "Severe Aplastic Anemia",
        "Diamond-Blackfan Anemia",
        "Amegakaryocytic Thrombocytopenia",
        "Myelodysplastic Syndrome",
        "Acute Myelogenous Leukemia",
        "Acute Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "Human Placental Derived Stem Cell",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York Medical College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "0 Years to 55 Years"
      },
      "enrollment_count": 43,
      "start_date": "2013-04",
      "completion_date": "2022-09",
      "has_results": false,
      "last_update_posted_date": "2022-10-25",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 3,
      "location_summary": "Denver, Colorado • Valhalla, New York • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Valhalla",
          "state": "New York"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01586455"
    },
    {
      "nct_id": "NCT01529827",
      "title": "Fludarabine Phosphate, Melphalan, and Low-Dose Total-Body Irradiation Followed by Donor Peripheral Blood Stem Cell Transplant in Treating Patients With Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia",
        "Adult Acute Lymphoblastic Leukemia in Remission",
        "Adult Acute Myeloid Leukemia in Remission",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Adult Grade III Lymphomatoid Granulomatosis",
        "Adult Nasal Type Extranodal NK/T-cell Lymphoma",
        "Anaplastic Large Cell Lymphoma",
        "Angioimmunoblastic T-cell Lymphoma",
        "Aplastic Anemia",
        "Burkitt Lymphoma",
        "Childhood Acute Lymphoblastic Leukemia in Remission",
        "Childhood Acute Myeloid Leukemia in Remission",
        "Childhood Chronic Myelogenous Leukemia",
        "Childhood Diffuse Large Cell Lymphoma",
        "Childhood Grade III Lymphomatoid Granulomatosis",
        "Childhood Immunoblastic Large Cell Lymphoma",
        "Childhood Myelodysplastic Syndromes",
        "Childhood Nasal Type Extranodal NK/T-cell Lymphoma",
        "Chronic Myelomonocytic Leukemia",
        "Chronic Phase Chronic Myelogenous Leukemia",
        "Congenital Amegakaryocytic Thrombocytopenia",
        "Diamond-Blackfan Anemia",
        "Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue",
        "Hepatosplenic T-cell Lymphoma",
        "Juvenile Myelomonocytic Leukemia",
        "Myelodysplastic/Myeloproliferative Neoplasm, Unclassifiable",
        "Nodal Marginal Zone B-cell Lymphoma",
        "Paroxysmal Nocturnal Hemoglobinuria",
        "Peripheral T-cell Lymphoma",
        "Polycythemia Vera",
        "Post-transplant Lymphoproliferative Disorder",
        "Previously Treated Myelodysplastic Syndromes",
        "Primary Myelofibrosis",
        "Recurrent Adult Acute Lymphoblastic Leukemia",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Adult Burkitt Lymphoma",
        "Recurrent Adult Diffuse Large Cell Lymphoma",
        "Recurrent Adult Diffuse Mixed Cell Lymphoma",
        "Recurrent Adult Diffuse Small Cleaved Cell Lymphoma",
        "Recurrent Adult Grade III Lymphomatoid Granulomatosis",
        "Recurrent Adult Hodgkin Lymphoma",
        "Recurrent Adult Immunoblastic Large Cell Lymphoma",
        "Recurrent Adult Lymphoblastic Lymphoma",
        "Recurrent Adult T-cell Leukemia/Lymphoma",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Recurrent Childhood Anaplastic Large Cell Lymphoma",
        "Recurrent Childhood Grade III Lymphomatoid Granulomatosis",
        "Recurrent Childhood Large Cell Lymphoma",
        "Recurrent Childhood Lymphoblastic Lymphoma",
        "Recurrent Childhood Small Noncleaved Cell Lymphoma",
        "Recurrent Cutaneous T-cell Non-Hodgkin Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Mycosis Fungoides/Sezary Syndrome",
        "Recurrent Small Lymphocytic Lymphoma",
        "Recurrent/Refractory Childhood Hodgkin Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Hairy Cell Leukemia",
        "Refractory Multiple Myeloma",
        "Secondary Acute Myeloid Leukemia",
        "Secondary Myelodysplastic Syndromes",
        "Secondary Myelofibrosis",
        "Severe Combined Immunodeficiency",
        "Severe Congenital Neutropenia",
        "Shwachman-Diamond Syndrome",
        "Splenic Marginal Zone Lymphoma",
        "T-cell Large Granular Lymphocyte Leukemia",
        "Waldenstrom Macroglobulinemia",
        "Wiskott-Aldrich Syndrome"
      ],
      "interventions": [
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "total-body irradiation",
          "type": "RADIATION"
        },
        {
          "name": "tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "3 Years to 75 Years"
      },
      "enrollment_count": 94,
      "start_date": "2012-02-28",
      "completion_date": "2019-08-29",
      "has_results": true,
      "last_update_posted_date": "2019-09-24",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01529827"
    },
    {
      "nct_id": "NCT03513328",
      "title": "Conditioning Regimen for Allogeneic Hematopoietic Stem-Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Bone Marrow Failure Syndrome",
        "Thalassemia",
        "Sickle Cell Disease",
        "Diamond Blackfan Anemia",
        "Acquired Neutropenia in Newborn",
        "Acquired Anemia Hemolytic",
        "Acquired Thrombocytopenia",
        "Hemophagocytic Lymphohistiocytoses",
        "Wiskott-Aldrich Syndrome",
        "Chronic Granulomatous Disease",
        "Common Variable Immunodeficiency",
        "X-linked Lymphoproliferative Disease",
        "Severe Combined Immunodeficiency",
        "Hurler Syndrome",
        "Mannosidosis",
        "Adrenoleukodystrophy"
      ],
      "interventions": [
        {
          "name": "Thiotepa--single daily dose",
          "type": "DRUG"
        },
        {
          "name": "Thiotepa--escalated dose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "3 Months to 39 Years"
      },
      "enrollment_count": 6,
      "start_date": "2018-06-15",
      "completion_date": "2023-02-19",
      "has_results": true,
      "last_update_posted_date": "2023-09-15",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03513328"
    },
    {
      "nct_id": "NCT00006054",
      "title": "Allogeneic Bone Marrow Transplantation in Patients With Primary Immunodeficiencies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immunologic Deficiency Syndromes",
        "Chediak-Higashi Syndrome",
        "Common Variable Immunodeficiency",
        "Graft Versus Host Disease",
        "X-Linked Lymphoproliferative Syndrome",
        "Familial Erythrophagocytic Lymphohistiocytosis",
        "Hemophagocytic Lymphohistiocytosis",
        "X-linked Agammaglobulinemia",
        "Wiskott-Aldrich Syndrome",
        "Chronic Granulomatous Disease",
        "X-linked Hyper IgM Syndrome",
        "Severe Combined Immunodeficiency",
        "Leukocyte Adhesion Deficiency Syndrome",
        "Virus-Associated Hemophagocytic Syndrome"
      ],
      "interventions": [
        {
          "name": "anti-thymocyte globulin",
          "type": "DRUG"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "prednisone",
          "type": "DRUG"
        },
        {
          "name": "Allogeneic Bone Marrow Transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Fairview University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "Up to 35 Years"
      },
      "enrollment_count": null,
      "start_date": "2000-03",
      "completion_date": "2002-12",
      "has_results": false,
      "last_update_posted_date": "2009-10-15",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006054"
    },
    {
      "nct_id": "NCT01129544",
      "title": "Gene Transfer for Severe Combined Immunodeficiency, X-linked (SCID-X1) Using a Self-inactivating (SIN) Gammaretroviral Vector",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Severe Combined Immunodeficiency"
      ],
      "interventions": [
        {
          "name": "Gene transfer",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "David Williams",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 8,
      "start_date": "2010-04",
      "completion_date": "2023-03",
      "has_results": true,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Boston, Massachusetts • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01129544"
    },
    {
      "nct_id": "NCT00028236",
      "title": "Stem Cell Gene Therapy to Treat X-Linked Severe Combined Immunodeficiency (XSCID)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Severe Combined Immunodeficiency"
      ],
      "interventions": [
        {
          "name": "Gene-Transduced Autologous CD34+ Stem Cells",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Months",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "18 Months to 20 Years"
      },
      "enrollment_count": 3,
      "start_date": "2001-12-10",
      "completion_date": "2011-07-25",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00028236"
    },
    {
      "nct_id": "NCT00490100",
      "title": "Treatment for Growth Failure in Patients With X-Linked Severe Combined Immunodeficiency: Phase 2 Study of Insulin-Like Growth Factor-1",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Growth Failure",
        "X-linked Severe Combined Immunodeficiency (XSCID)",
        "Growth Hormone Resistence"
      ],
      "interventions": [
        {
          "name": "Increlex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "2 Years to 20 Years"
      },
      "enrollment_count": 6,
      "start_date": "2007-06",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2015-07-03",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00490100"
    },
    {
      "nct_id": "NCT01821781",
      "title": "Immune Disorder HSCT Protocol",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Immune Deficiency Disorders",
        "Severe Combined Immunodeficiency",
        "Chronic Granulomatous Disease",
        "X-linked Agammaglobulinemia",
        "Wiskott-Aldrich Syndrome",
        "Hyper-IgM",
        "DiGeorge Syndrome",
        "Chediak-Higashi Syndrome",
        "Common Variable Immune Deficiency",
        "Immune Dysregulatory Disorders",
        "Hemophagocytic Lymphohistiocytosis",
        "IPEX",
        "Autoimmune Lymphoproliferative Syndrome",
        "X-linked Lymphoproliferative Syndrome"
      ],
      "interventions": [
        {
          "name": "Transplant preparative regimen of alemtuzumab, fludarabine, thiotepa, and melphalan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 20,
      "start_date": "2013-04-29",
      "completion_date": "2026-04",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01821781"
    },
    {
      "nct_id": "NCT03315078",
      "title": "Lentiviral Gene Transfer for Treatment of Children Older Than 2 Years of Age With X-Linked Severe Combined Immunodeficiency",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "X-Linked Combined Immunodeficiency Diseases"
      ],
      "interventions": [
        {
          "name": "CD34+ HSCs transduced with the lentivirus vector, VSV-G pseudotyped CL20-4i-EF1α-hγc-OPT",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Palifermin",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "2 Years to 40 Years"
      },
      "enrollment_count": 13,
      "start_date": "2012-04",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2019-12-04",
      "last_synced_at": "2026-07-25T09:08:39.584Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03315078"
    }
  ]
}