Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 21, 2026, 11:11 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 140 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Langerhans Cell Histiocytosis Clear all
Completed Phase 2 Interventional Results available

Reduced Intensity Conditioning for Hemophagocytic Syndromes or Selected Primary Immune Deficiencies (BMT CTN 1204)

NCT01998633
View directory record Official record
Conditions
Hemophagocytic Lymphohistiocytosis, Chronic Active Epstein-Barr Virus Infection, Chronic Granulomatous Disease, HIGM-1, Leukocyte Adhesion Deficiency, IPEX
Interventions
Hematopoietic Stem Cell Transplant
Biological
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
4 Months to 45 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
19
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Atlanta, Georgia + 16 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2022 · Synced Jul 21, 2026, 11:11 AM EDT
Terminated Phase 2 Interventional Results available

Reduced Intensity Hematopoietic Cell Transplantation for Patients With Resistant Langerhans Cell Histiocytosis

NCT00618540
View directory record Official record
Conditions
Histiocytosis, Langerhans-cell
Interventions
alemtuzumab, fludarabine phosphate, melphalan, stem cell transplantation
Biological · Drug · Procedure
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
Not listed
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 27, 2017 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 1 Interventional

Cord Blood Fucosylation to Enhance Homing and Engraftment in Patients With Hematologic Malignancies

NCT01471067
View directory record Official record
Conditions
Blood And Marrow Transplantation, Leukemia, Lymphoma, Transplantation Infection, Transplantation, Bone Marrow
Interventions
Melphalan, Fludarabine, Mycophenolate mofetil, Tacrolimus, Cord Blood Infusion, Rituximab, ATG, Busulfan, Clofarabine, Total Body Irradiation (TBI)
Drug · Procedure · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
1 Year to 80 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 27, 2017 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 2 Interventional Results available

Olaparib in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With Defects in DNA Damage Repair Genes (A Pediatric MATCH Treatment Trial)

NCT03233204
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Ann Arbor Stage III Childhood Non-Hodgkin Lymphoma, Ann Arbor Stage IV Childhood Non-Hodgkin Lymphoma, Low Grade Glioma, Malignant Glioma, Recurrent Childhood Central Nervous System Neoplasm, Recurrent Childhood Ependymoma, Recurrent Childhood Malignant Germ Cell Tumor, Recurrent Childhood Non-Hodgkin Lymphoma, Recurrent Childhood Rhabdomyosarcoma, Recurrent Childhood Soft Tissue Sarcoma, Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Osteosarcoma, Refractory Childhood Malignant Germ Cell Tumor, Refractory Ependymoma, Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Refractory Glioma, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Glioma, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Primary Central Nervous System Neoplasm, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma, Rhabdoid Tumor, Wilms Tumor
Interventions
Olaparib
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
111
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 88 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 1 Interventional

Study of the Pharmacokinetics of Trappsol and Effects on Potential Biomarkers of Niemann-Pick C1 (NPC1)

NCT02939547
View directory record Official record
Conditions
Niemann-Pick Disease, Type C1
Interventions
Hydroxypropyl-beta-cyclodextrin
Drug
Lead sponsor
Cyclo Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
2
States / cities
Oakland, California • Morristown, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 20, 2021 · Synced Jul 21, 2026, 11:11 AM EDT
Not listed No phase listed Observational

Long-term Outcome After Vemurafenib / BRAF Inhibitors Interruption in Erdheim-chester Disease

NCT02089724
View directory record Official record
Conditions
Erdheim-Chester Disease
Interventions
Not listed
Lead sponsor
Groupe Hospitalier Pitie-Salpetriere
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced Jul 21, 2026, 11:11 AM EDT
Recruiting No phase listed Observational

International Rare Histiocytic Disorders Registry (IRHDR)

NCT02285582
View directory record Official record
Conditions
Rare Histiocytic Disorders (RHDs), Erdheim-Chester Disease (ECD), Rosai-Dorfman Disease (RDD), Xanthogranuloma Family (XG), Indeterminate Dendritic Cell Histiocytosis, Malignant Histiocytic Neoplasm (MHN), ALK-positive Histiocytosis, Mixed Histiocytosis (MXH), Multicentric Reticulohistiocytoma (MRH), Necrobiotic Xanthogranuloma (NX)
Interventions
Registry study
Other
Lead sponsor
The Hospital for Sick Children
Other
Eligibility
Not listed
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2028
U.S. locations
6
States / cities
Birmingham, Alabama • Los Angeles, California • Madera, California + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2025 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 2 Interventional Results available

A Study to Investigate the Safety and Efficacy of Emapalumab, an Anti-IFN-gamma mAb in Patients With Systemic Juvenile Idiopathic Arthritis (sJIA) or Adult-onset Still's Disease (AOSD) Developing Macrophage Activation Syndrome/Secondary HLH (MAS/sHLH)

NCT03311854
View directory record Official record
Conditions
Macrophage Activation Syndrome, Lymphohistiocytosis, Hemophagocytic, Arthritis, Juvenile, Adult Onset Still Disease
Interventions
Emapalumab
Drug
Lead sponsor
Swedish Orphan Biovitrum
Industry
Eligibility
0 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Jul 21, 2026, 11:11 AM EDT
Recruiting Phase 2 Interventional

Cobimetinib in Refractory Langerhans Cell Histiocytosis (LCH), and Other Histiocytic Disorders

NCT04079179
View directory record Official record
Conditions
Langerhan's Cell Histiocytosis, Juvenile Xanthogranuloma, Erdheim-Chester Disease, Rosai Dorfman Disease, Neuro-Degenerative Disease, Histiocytic Sarcoma, Histiocytic Disorders, Malignant
Interventions
Cobimetinib
Drug
Lead sponsor
Carl Allen
Other
Eligibility
Not listed
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
12
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Orange, California + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 2 Interventional Results available

Dabrafenib and Trametinib in People With BRAF V600E Mutation Positive Lesions in Erdheim Chester Disease

NCT02281760
View directory record Official record
Conditions
BRAF V600E Mutation
Interventions
Dabrafenib Mesylate, Trametinib Dimethyl Sulfoxide
Drug
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 80 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2021 · Synced Jul 21, 2026, 11:11 AM EDT
Completed No phase listed Observational

Longitudinal Study of Cognition With Niemann-Pick Disease, Type C

NCT01899950
View directory record Official record
Conditions
Niemann-Pick Disease, Type C
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
2 Years to 99 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 5, 2016 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 2 Interventional Results available

Treosulfan and Fludarabine Phosphate Before Donor Stem Cell Transplant in Treating Patients With Nonmalignant Inherited Disorders

NCT00919503
View directory record Official record
Conditions
Non-Neoplastic Hematologic and Lymphocytic Disorder
Interventions
Allogeneic Bone Marrow Transplantation, Anti-Thymocyte Globulin, Cyclosporine, Fludarabine Phosphate, Laboratory Biomarker Analysis, Methotrexate, Mycophenolate Mofetil, Peripheral Blood Stem Cell Transplantation, Tacrolimus, Total-Body Irradiation, Treosulfan, Umbilical Cord Blood Transplantation
Procedure · Biological · Drug + 2 more
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
Up to 49 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
6
States / cities
Aurora, Colorado • Portland, Oregon • Nashville, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2021 · Synced Jul 21, 2026, 11:11 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

T-Cell Depletion and Stem Cell Transplant for Immune Deficiencies and Histiocytic Disorders

NCT00176826
View directory record Official record
Conditions
Hemophagocytic Lymphohistiocytosis, X-Linked Lymphoproliferative Disorders, Chediak-Higashi Syndrome, Griscelli Syndrome, Immunologic Diseases, Langerhans-Cell Histiocytosis, Hematologic Diseases
Interventions
Stem Cell Transplant, Myeloablative conditioning regimen
Procedure · Drug
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
Up to 55 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2015
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 2 Interventional

A Study to Test the Ability of and Safety of GSK2110183 in Treating Langerhans Cell Histiocytosis

NCT01395004
View directory record Official record
Conditions
Langerhans Cell Histiocytosis
Interventions
GSK2110183
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
5
States / cities
Baltimore, Maryland • Boston, Massachusetts • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2020 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 1 Interventional

Human Placental-Derived Stem Cell Transplantation

NCT01586455
View directory record Official record
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
Human Placental Derived Stem Cell
Drug
Lead sponsor
New York Medical College
Other
Eligibility
0 Years to 55 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
3
States / cities
Denver, Colorado • Valhalla, New York • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Jul 21, 2026, 11:11 AM EDT
Completed No phase listed Observational

Uptake and Biodistribution of 18F-fluorocholine in Histiocytic Disorders by PET Imaging and Biopsy Measurement

NCT02608619
View directory record Official record
Conditions
Erdheim-Chester Disease, Langerhans Cell Histiocytosis, Histiocytic Disorders
Interventions
F-choline PET Scan, FDG-PET, biopsy
Radiation · Device · Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Jul 21, 2026, 11:11 AM EDT
Recruiting No phase listed Observational

Describing Treatment Outcomes and Responses in Lymphoma-associated Hemophagocytic Lymphohistiocytosis

NCT05898477
View directory record Official record
Conditions
Lymphoma, Hemophagocytic Lymphohistiocytoses
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
Not listed
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 1 Interventional

Bone Marrow Transplant With Abatacept for Non-Malignant Diseases

NCT01917708
View directory record Official record
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
Abatacept
Drug
Lead sponsor
Emory University
Other
Eligibility
Up to 21 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 25, 2019 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of IV VTS-270 for Infantile Liver Disease Associated With Niemann-Pick Disease, Type C

NCT03471143
View directory record Official record
Conditions
Niemann-Pick Disease, Type C
Interventions
VTS-270
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Up to 6 Months
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Jul 21, 2026, 11:11 AM EDT
Completed No phase listed Observational

Health Insurance Literacy and Challenges in Accessing Health Services in Niemann-Pick

NCT04469894
View directory record Official record
Conditions
Niemann-Pick Diseases
Interventions
Not listed
Lead sponsor
National Niemann-Pick Disease Foundation
Other
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Jul 21, 2026, 11:11 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

Adrabetadex to Treat Niemann-Pick Type C1 (NPC1) Disease

NCT04958642
View directory record Official record
Conditions
Niemann-Pick Disease, Type C
Interventions
Adrabetadex
Drug
Lead sponsor
Mandos LLC
Industry
Eligibility
4 Years to 21 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
15
States / cities
Birmingham, Alabama • Orange, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2023 · Synced Jul 21, 2026, 11:11 AM EDT
Completed Phase 2 Interventional Results available

Samotolisib in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With TSC or PI3K/MTOR Mutations (A Pediatric MATCH Treatment Trial)

NCT03213678
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Ann Arbor Stage III Non-Hodgkin Lymphoma, Ann Arbor Stage IV Non-Hodgkin Lymphoma, Malignant Glioma, Recurrent Ependymoma, Recurrent Ewing Sarcoma, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Primary Central Nervous System Neoplasm, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Solid Neoplasm, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Primary Central Nervous System Neoplasm, Rhabdoid Tumor, Stage III Osteosarcoma AJCC v7, Stage III Soft Tissue Sarcoma AJCC v7, Stage IV Osteosarcoma AJCC v7, Stage IV Soft Tissue Sarcoma AJCC v7, Stage IVA Osteosarcoma AJCC v7, Stage IVB Osteosarcoma AJCC v7, Wilms Tumor
Interventions
Biospecimen Collection, Computed Tomography, FDG-Positron Emission Tomography, Magnetic Resonance Imaging, Samotolisib, X-Ray Imaging
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
125
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 96 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Jul 21, 2026, 11:11 AM EDT
Recruiting Phase 3 Interventional

A Pivotal Study of N-Acetyl-L-Leucine on Niemann-Pick Disease Type C

NCT05163288
View directory record Official record
Conditions
Niemann-Pick Disease, Type C
Interventions
N-Acetyl-L-Leucine, Placebo
Drug · Other
Lead sponsor
IntraBio Inc
Industry
Eligibility
4 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Jul 21, 2026, 11:11 AM EDT
Active, not recruiting Phase 2 Interventional

Sirolimus in Combination With Metronomic Chemotherapy in Children With Recurrent and/or Refractory Solid and CNS Tumors

NCT02574728
View directory record Official record
Conditions
Cancer
Interventions
Sirolimus, Celecoxib, Etoposide, Cyclophosphamide
Drug
Lead sponsor
Emory University
Other
Eligibility
12 Months to 30 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
6
States / cities
Phoenix, Arizona • Wilmington, Delaware • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Jul 21, 2026, 11:11 AM EDT