{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=B-Cell+Deficiency",
    "query": {
      "condition": "B-Cell Deficiency"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 85,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=B-Cell+Deficiency&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T02:35:54.473Z",
  "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": "NCT04414046",
      "title": "TCR Alpha Beta T-cell Depleted Haploidentical HCT in the Treatment of Primary Immunodeficiency and Inherited Metabolic Disorders in Children",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Immune Deficiency Disorders",
        "Metabolic Disease"
      ],
      "interventions": [
        {
          "name": "Haploidentical Hematopoietic Cell Transplantation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Johns Hopkins All Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 17,
      "start_date": "2020-07-22",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 1,
      "location_summary": "St. Petersburg, Florida",
      "locations": [
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04414046"
    },
    {
      "nct_id": "NCT03211065",
      "title": "Humoral Immunodeficiency With Rituximab and Therapy With Subcutaneous Ig",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Secondary Immune Deficiency"
      ],
      "interventions": [
        {
          "name": "20% subcutaneous immunoglobulin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rochester General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2017-07-21",
      "completion_date": "2019-11-01",
      "has_results": false,
      "last_update_posted_date": "2021-04-19",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03211065"
    },
    {
      "nct_id": "NCT07582432",
      "title": "A Clinical Trial to Evaluate Efficacy, Safety, and Pharmacokinetics of Gamunex in Participants With Chronic Lymphocytic Leukemia, Multiple Myeloma, or Non-Hodgkin Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia, Multiple Myeloma, or Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Gamunex-C, 10% Injectable Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Grifols Biologicals, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2026-04-23",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 5,
      "location_summary": "St. Petersburg, Florida • Fort Wayne, Indiana • Westbrook, Maine + 2 more",
      "locations": [
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        },
        {
          "city": "Westbrook",
          "state": "Maine"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07582432"
    },
    {
      "nct_id": "NCT02229981",
      "title": "Early Phase Evaluation of ABC294640 in Patients With Refractory/Relapsed Diffuse Large B-cell Lymphoma or Kaposi Sarcoma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Diffuse Large B Cell Lymphoma",
        "Kaposi Sarcoma"
      ],
      "interventions": [
        {
          "name": "ABC294640",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "RedHill Biopharma Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-07",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2017-12-07",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02229981"
    },
    {
      "nct_id": "NCT00981097",
      "title": "Study of Blood and Tissue Samples From Patients With Aggressive Non-Hodgkin B-Cell Lymphoma or Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lymphoma",
        "Nonneoplastic Condition"
      ],
      "interventions": [
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2009-08",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2020-08-07",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 16,
      "location_summary": "La Jolla, California • Los Angeles, California • Sacramento, California + 11 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00981097"
    },
    {
      "nct_id": "NCT07220915",
      "title": "Supporting Weak Immune System During Autoimmune Therapy: Testing Panzyga to Prevent Infections",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypogammaglobulinemia",
        "Autoimmune Conditions",
        "Rheumatic Conditions",
        "Infections"
      ],
      "interventions": [
        {
          "name": "Panzyga, 10% Intravenous Solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Octapharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 360,
      "start_date": "2026-06-10",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07220915"
    },
    {
      "nct_id": "NCT03730129",
      "title": "Humoral Immunodeficiency in CLL and Therapy With Subcutaneous Ig",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Secondary Immune Deficiency Disorder"
      ],
      "interventions": [
        {
          "name": "Hizentra",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rochester General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2018-11-05",
      "completion_date": "2020-07-03",
      "has_results": false,
      "last_update_posted_date": "2020-08-26",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03730129"
    },
    {
      "nct_id": "NCT04398628",
      "title": "ATHN Transcends: A Natural History Study of Non-Neoplastic Hematologic Disorders",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematologic Disorder",
        "Bleeding Disorder",
        "Connective Tissue Disorder",
        "Hemophilia",
        "Thrombosis",
        "Von Willebrand Diseases",
        "Thrombophilia",
        "Rare Bleeding Disorder",
        "Platelet Disorder",
        "Factor IX Deficiency",
        "Factor VIII Deficiency",
        "Thalassemia",
        "Sickle Cell Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "American Thrombosis and Hemostasis Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 3000,
      "start_date": "2020-09-30",
      "completion_date": "2035-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 76,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 60 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04398628"
    },
    {
      "nct_id": "NCT00290628",
      "title": "Donor Umbilical Cord Blood Transplant in Treating Patients With Hematologic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Diamond-blackfan Anemia",
        "Fanconi Anemia",
        "Graft Versus Host Disease",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Diseases"
      ],
      "interventions": [
        {
          "name": "anti-thymocyte globulin",
          "type": "DRUG"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "umbilical cord blood transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "Up to 45 Years"
      },
      "enrollment_count": 43,
      "start_date": "1999-10",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2017-11-29",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00290628"
    },
    {
      "nct_id": "NCT03236935",
      "title": "Phase Ib of L-NMMA and Pembrolizumab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-Small Cell Lung Cancer",
        "Malignant Melanoma",
        "Head and Neck Squamous Cell Carcinoma",
        "Classical Hodgkin Lymphoma",
        "Urothelial Carcinoma Bladder",
        "DNA Repair-Deficiency Disorders"
      ],
      "interventions": [
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2018-08-27",
      "completion_date": "2022-04-22",
      "has_results": true,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-09-13T02:35:54.473Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03236935"
    }
  ]
}