{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sibling+Relations&page=4",
    "query": {
      "condition": "Sibling Relations",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 75,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sibling+Relations&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sibling+Relations&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T09:36:43.957Z",
  "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": "NCT03587272",
      "title": "Minimizing Toxicity in HLA-identical Sibling Donor Transplantation for Children With Sickle Cell Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Alemtuzumab, low dose total body irradiation, Sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Robert Nickel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "2 Years to 25 Years"
      },
      "enrollment_count": 100,
      "start_date": "2018-04-17",
      "completion_date": "2030-11",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 5,
      "location_summary": "Washington D.C., District of Columbia • Chicago, Illinois • New York, New York + 2 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03587272"
    },
    {
      "nct_id": "NCT00667784",
      "title": "Long Term Minor Sibling Donor Well-Being",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Disorder Related to Bone Marrow Transplantation",
        "Blood Stem Cell Transplant Failure",
        "Disturbance of Emotions Specific to Childhood and Adolescence",
        "Transmission, Blood, Recipient/Donor",
        "Sibling"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "5 Years to 19 Years"
      },
      "enrollment_count": 2,
      "start_date": "2008-04",
      "completion_date": "2011-04",
      "has_results": false,
      "last_update_posted_date": "2012-04-02",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00667784"
    },
    {
      "nct_id": "NCT00006350",
      "title": "Mycophenolate Mofetil, Tacrolimus, Daclizumab, and Donor Peripheral Stem Cell Transplantation in Treating Patients With Hematologic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "daclizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "therapeutic allogeneic lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": null,
      "start_date": "2000-01",
      "completion_date": "2001-11",
      "has_results": false,
      "last_update_posted_date": "2019-11-04",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006350"
    },
    {
      "nct_id": "NCT00029380",
      "title": "Cord Blood Transplantation for Sickle Cell Anemia and Thalassemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematologic Diseases",
        "Anemia, Sickle Cell",
        "Beta-Thalassemia",
        "Hematopoietic Stem Cell Transplantation"
      ],
      "interventions": [
        {
          "name": "Sangstat",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate Mofetil",
          "type": "DRUG"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Cord Blood Transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "3 Years to 14 Years"
      },
      "enrollment_count": 30,
      "start_date": "1999-01",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2016-07-29",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 14,
      "location_summary": "Oakland, California • Washington D.C., District of Columbia • Jacksonville, Florida + 10 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00029380"
    },
    {
      "nct_id": "NCT00300820",
      "title": "Perspectives of Individuals With Bipolar Disorder and Siblings of Individuals With Bipolar Disorder; A Telephone Interview Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bipolar Disorder (BD)",
        "Bipolar"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2006-03-02",
      "completion_date": "2008-02-06",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00300820"
    },
    {
      "nct_id": "NCT00037778",
      "title": "Genetic Modifiers of Cystic Fibrosis: Sibling Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Diseases",
        "Cystic Fibrosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "Up to 100 Years"
      },
      "enrollment_count": 3459,
      "start_date": "2001-09",
      "completion_date": "2013-02",
      "has_results": false,
      "last_update_posted_date": "2016-08-31",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00037778"
    },
    {
      "nct_id": "NCT01634217",
      "title": "Inducible Regulatory T Cells (iTregs) in Non-Myeloablative Sibling Donor Peripheral Blood Stem Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acute Myelogenous Leukemia",
        "Acute Lymphocytic Leukemia",
        "Chronic Myelogenous Leukemia",
        "Non-Hodgkin Lymphoma",
        "Hodgkin Lymphoma",
        "Chronic Lymphocytic Leukemia",
        "Multiple Myeloma",
        "Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "iTreg",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2013-11-08",
      "completion_date": "2018-12-01",
      "has_results": false,
      "last_update_posted_date": "2019-01-18",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01634217"
    },
    {
      "nct_id": "NCT00450450",
      "title": "Donor Bone Marrow Transplant With or Without G-CSF in Treating Young Patients With Hematologic Cancer or Other Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Childhood Acute Lymphoblastic Leukemia in Remission",
        "Childhood Acute Myeloid Leukemia in Remission",
        "Childhood Chronic Myelogenous Leukemia",
        "Childhood Myelodysplastic Syndromes",
        "Chronic Phase Chronic Myelogenous Leukemia",
        "de Novo Myelodysplastic Syndromes",
        "Juvenile Myelomonocytic Leukemia",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Secondary Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 27,
      "start_date": "2007-12-31",
      "completion_date": "2022-03-31",
      "has_results": true,
      "last_update_posted_date": "2022-04-28",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 21,
      "location_summary": "Arcadia, California • San Francisco, California • Aurora, Colorado + 17 more",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00450450"
    },
    {
      "nct_id": "NCT07419321",
      "title": "Social Isolation and Aging in Schizophrenia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Schizophrenia and Related Disorders"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 650,
      "start_date": "2024-01-09",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07419321"
    },
    {
      "nct_id": "NCT01445158",
      "title": "Pilot Study of Educational Interventions in Pediatric Hematopoietic Stem Cell Donors to Increase Knowledge of Donation and Transplantation Procedures",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Donors"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "10 Years to 26 Years"
      },
      "enrollment_count": 19,
      "start_date": "2007-06-18",
      "completion_date": "2020-05-04",
      "has_results": false,
      "last_update_posted_date": "2020-05-05",
      "last_synced_at": "2026-10-18T09:36:43.957Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01445158"
    }
  ]
}