{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteopetrosis",
    "query": {
      "condition": "Osteopetrosis"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 18,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteopetrosis&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T22:26:52.727Z",
  "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": "NCT00730314",
      "title": "Unrelated Hematopoietic Stem Cell Transplantation(HSCT) for Genetic Diseases of Blood Cells",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Thalassemia",
        "Anemia",
        "Granuloma",
        "Wiskott-Aldrich Syndrome",
        "Chediak Higashi Syndrome",
        "Osteopetrosis",
        "Neutropenia",
        "Thrombocytopenia",
        "Hurler Disease",
        "Niemann-Pick Disease",
        "Fucosidosis"
      ],
      "interventions": [
        {
          "name": "Hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 25,
      "start_date": "2008-08",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2016-06-23",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00730314"
    },
    {
      "nct_id": "NCT04528355",
      "title": "Data Collection Study of Patients With Non-Malignant Disorders Undergoing UCBT, BMT or PBSCT With RIC",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Immunodeficiency (PID)",
        "Congenital Bone Marrow Failure Syndromes",
        "Inherited Metabolic Disorders (IMD)",
        "Hereditary Anemias",
        "Inflammatory Conditions"
      ],
      "interventions": [
        {
          "name": "data collection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Paul Szabolcs",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "2 Months to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2020-08-20",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04528355"
    },
    {
      "nct_id": "NCT02171104",
      "title": "MT2013-31: Allo HCT for Metabolic Disorders and Severe Osteopetrosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mucopolysaccharidosis Disorders",
        "Hurler Syndrome",
        "Hunter Syndrome",
        "Maroteaux Lamy Syndrome",
        "Sly Syndrome",
        "Alpha-Mannosidosis",
        "Fucosidosis",
        "Aspartylglucosaminuria",
        "Glycoprotein Metabolic Disorders",
        "Sphingolipidoses",
        "Recessive Leukodystrophies",
        "Globoid Cell Leukodystrophy",
        "Metachromatic Leukodystrophy",
        "Niemann-Pick B",
        "Niemann-Pick C Subtype 2",
        "Sphingomyelin Deficiency",
        "Peroxisomal Disorders",
        "Adrenoleukodystrophy With Cerebral Involvement",
        "Zellweger Syndrome",
        "Neonatal Adrenoleukodystrophy",
        "Infantile Refsum Disease",
        "Acyl-CoA Oxidase Deficiency",
        "D-Bifunctional Enzyme Deficiency",
        "Multifunctional Enzyme Deficiency",
        "Alpha-methylacyl-CoA Racmase Deficiency",
        "Mitochondrial Neurogastrointestingal Encephalopathy",
        "Severe Osteopetrosis",
        "Hereditary Leukoencephalopathy With Axonal Spheroids (HDLS; CSF1R Mutation)",
        "Inherited Metabolic Disorders"
      ],
      "interventions": [
        {
          "name": "Stem Cell Transplantation",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IMD Preparative Regimen",
          "type": "DRUG"
        },
        {
          "name": "Osteopetrosis Only Preparative Regimen",
          "type": "DRUG"
        },
        {
          "name": "Osteopetrosis Haploidentical Only Preparative Regimen",
          "type": "DRUG"
        },
        {
          "name": "cALD SR-A (Standard-Risk, Regimen A)",
          "type": "DRUG"
        },
        {
          "name": "cALD SR-B (Standard-Risk, Regimen B)",
          "type": "DRUG"
        },
        {
          "name": "cALD HR-D (High-Risk, Regimen C)",
          "type": "DRUG"
        },
        {
          "name": "cALD HR-D (High-Risk, Regimen D)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "Up to 55 Years"
      },
      "enrollment_count": 149,
      "start_date": "2014-07-10",
      "completion_date": "2029-07-14",
      "has_results": false,
      "last_update_posted_date": "2026-01-07",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02171104"
    },
    {
      "nct_id": "NCT03333200",
      "title": "Longitudinal Study of Neurodegenerative Disorders",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "MLD",
        "Krabbe Disease",
        "ALD",
        "MPS I",
        "MPS II",
        "MPS III",
        "Vanishing White Matter Disease",
        "GM3 Gangliosidosis",
        "PKAN",
        "Tay-Sachs Disease",
        "NP Deficiency",
        "Osteopetrosis",
        "Alpha-Mannosidosis",
        "Sandhoff Disease",
        "Niemann-Pick Diseases",
        "MPS IV",
        "Gaucher Disease",
        "GAN",
        "GM1 Gangliosidoses",
        "Morquio Disease",
        "S-Adenosylhomocysteine Hydrolase Deficiency",
        "Batten Disease",
        "Pelizaeus-Merzbacher Disease",
        "Leukodystrophy",
        "Lysosomal Storage Diseases",
        "Purine Nucleoside Phosphorylase Deficiency",
        "Multiple Sulfatase Deficiency Disease"
      ],
      "interventions": [
        {
          "name": "Palliative Care",
          "type": "OTHER"
        },
        {
          "name": "Hematopoetic Stem Cell Transplantation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1500,
      "start_date": "2012-01-11",
      "completion_date": "2035-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03333200"
    },
    {
      "nct_id": "NCT00043329",
      "title": "Post Marketing Surveillance Study of Actimmune in Patients With Severe, Malignant Osteopetrosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteopetrosis"
      ],
      "interventions": [
        {
          "name": "Actimmune Registry",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "InterMune",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 6,
      "start_date": "2002-01",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2007-11-01",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Brisbane, California",
      "locations": [
        {
          "city": "Brisbane",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00043329"
    },
    {
      "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": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01962415"
    },
    {
      "nct_id": "NCT02584608",
      "title": "Use of ACTIMMUNE in Patients With ADO2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Autosomal Dominant Osteopetrosis Type 2"
      ],
      "interventions": [
        {
          "name": "ACTIMMUNE",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "3 Years to 65 Years"
      },
      "enrollment_count": 12,
      "start_date": "2016-01-01",
      "completion_date": "2019-11-12",
      "has_results": true,
      "last_update_posted_date": "2021-01-08",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02584608"
    },
    {
      "nct_id": "NCT00145587",
      "title": "Stem Cell Transplantation for Children Affected With Osteopetrosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteopetrosis"
      ],
      "interventions": [
        {
          "name": "Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Miltenyi Biotec CliniMACS",
          "type": "DEVICE"
        },
        {
          "name": "Systemic chemotherapy and antibodies",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 15,
      "start_date": "2004-07",
      "completion_date": "2009-02",
      "has_results": true,
      "last_update_posted_date": "2017-05-30",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00145587"
    },
    {
      "nct_id": "NCT03301168",
      "title": "Study of Gene Modified Donor T-cells Following TCR Alpha Beta Positive Depleted Stem Cell Transplant",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Leukemia, Acute Myeloid (AML), Child",
        "Lymphoma, Non-Hodgkin",
        "Myelodysplastic Syndromes",
        "Primary Immune Deficiency Disorder",
        "Osteopetrosis",
        "Cytopenia",
        "Hemoglobinopathy in Children",
        "Anemia, Aplastic"
      ],
      "interventions": [
        {
          "name": "BPX-501 T cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rimiducid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Bellicum Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "1 Month to 26 Years"
      },
      "enrollment_count": 120,
      "start_date": "2014-04",
      "completion_date": "2034-05",
      "has_results": false,
      "last_update_posted_date": "2022-07-12",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • Palo Alto, California • Washington D.C., District of Columbia + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03301168"
    },
    {
      "nct_id": "NCT01200017",
      "title": "Expanded Access Protocol (EAP) Using the CliniMACS® Device for Pediatric Haplocompatible Donor Stem Cell Transplant",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Acute Myeloid Leukemia",
        "Chronic Myeloid Leukemia",
        "Myelodysplastic Syndrome",
        "Lymphomas",
        "Bone Marrow Failure",
        "Hemoglobinopathy",
        "Immune Deficiency",
        "Osteopetrosis",
        "Cytopenias",
        "Leukocyte Disorders",
        "Anemia Due to Intrinsic Red Cell Abnormality"
      ],
      "interventions": [
        {
          "name": "CD34+ enriched, T Cell Depleted donor stem cell product",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Christopher Dvorak",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "2 Months to 30 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2021-05-27",
      "last_synced_at": "2026-05-21T22:26:52.727Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01200017"
    }
  ]
}