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Showing 1–24 of 29 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Immune Dysregulation Syndromes Clear all
Recruiting Early Phase 1 Interventional

Expanded Access Protocol Using CD3+/CD19+ Depleted PBSC

NCT02356653
View directory record Official record
Conditions
Leukemia, Inborn Errors of Metabolism, Bone Marrow Failure Syndromes, Immunodeficiencies, Immunodysregulation Polyendocrinopathy Enteropathy X-linked Syndrome
Interventions
Transplant of stem cells with CD3+/CD19+ depletion (CliniMACs)
Biological
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Up to 30 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Not yet recruiting Phase 2 Interventional

Naive T Cell Deplete Grafts for GVHD Prevention in Non-Malignant Diseases

NCT07660783
View directory record Official record
Conditions
Bone Marrow Failure, Hemoglobinopathies, Primary Immune Deficiency (PID), Autoimmune Cytopenia, Immune Dysregulation, Hemophagocytic Lymphohistiocytosis (HLH), Non Malignant Disorders
Interventions
ALLOGENEIC CD34+ ENRICHED AND CD45RA- DEPLETED PBSCs
Biological
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
6 Months to 50 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2035
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Active, not recruiting Phase 2 Interventional

Leniolisib for Immune Dysregulation in PIDs

NCT06549114
View directory record Official record
Conditions
Primary Immunodeficiency Disorders (PIDs)
Interventions
Leniolisib
Drug
Lead sponsor
Pharming Technologies B.V.
Industry
Eligibility
12 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting No phase listed Observational

Hemophagocytic Lymphohistiocytosis (HLH) Evaluation and Research of Clinical, ImmUnoLogic and TranscriptomE Study

NCT06339177
View directory record Official record
Conditions
Lymphohistiocytosis, Hemophagocytic, Secondary Hemophagocytic Lymphohistiocytosis, Macrophage Activation Syndrome, Hyperinflammatory Syndromes
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 120 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
2
States / cities
Bethesda, Maryland • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Upadacitinib in Treatment of JAK/STAT Pathway Disorders With Activating Mutations

NCT07670156
View directory record Official record
Conditions
JAK1 GOF, STAT1 GOF, STAT3 GOF, STAT5B GOF, STAT6 GOF
Interventions
Upadacitinib, Placebo
Drug
Lead sponsor
Lisa Satter
Other
Eligibility
12 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
3
States / cities
St Louis, Missouri • New York, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Completed Phase 2 Interventional Results available

RECOVER-VITAL: Platform Protocol, Appendix to Measure the Effects of Paxlovid on Long COVID Symptoms

NCT05965726
View directory record Official record
Conditions
Long COVID-19, Long COVID
Interventions
Paxlovid, Ritonavir, Nirmatrelvir-matching placebo
Drug
Lead sponsor
Kanecia Obie Zimmerman
Other
Eligibility
18 Years and older
Enrollment
964 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting Phase 2 Interventional

Allogeneic Hematopoietic Stem Cell Transplant for Patients With Inborn Errors of Immunity

NCT04339777
View directory record Official record
Conditions
Lymphoproliferative Disorders, Autoimmune Lymphoproliferative, Immune System Diseases, Common Variable Immunodeficiency, Primary T-cell Immunodeficiency Disorders
Interventions
Busulfan test dose, Fludarabine, Busulfan, Alemtuzumab, Total body Irradiation, Allogeneic HSCT, Tacrolimus (Tacro), Mycophenolate mofetil (MMF), Cyclophosphamide (Cytoxan)
Drug · Radiation · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
4 Years to 69 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Completed Phase 2 Interventional Results available

Reduced Intensity Conditioning Using CD3+/CD19+ Depletion for Non Malignant Transplantable Diseases

NCT02277639
View directory record Official record
Conditions
Bone Marrow Failure Syndromes, Immunodeficiencies, Immune Dysregulation Syndromes
Interventions
CliniMACs device
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Up to 22 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 10, 2018 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Allergy and Immunology Natural History Study

NCT05584488
View directory record Official record
Conditions
Immune Deficiency, Immune Dysregulation Disorder, Allergic Inflammation
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
Up to 99 Years
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting Phase 2 Interventional

Reduced Intensity Conditioning for Non-Malignant Disorders Undergoing UCBT, BMT or PBSCT

NCT01962415
View directory record Official record
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
Hydroxyurea, Alemtuzumab, Fludarabine, Melphalan, Thiotepa
Drug
Lead sponsor
Paul Szabolcs
Other
Eligibility
2 Months to 55 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting Phase 2 Interventional

Hematopoietic Stem Cell Transplantation (HSCT) for Common Variable Immunodeficiency (CVID) and Other Autoimmune Manifestations of Primary Immune Regulatory Disorders (PIRD)

NCT07284641
View directory record Official record
Conditions
Common Variable Immunodeficiency (CVID), Primary Immune Regulatory Disorder, Immune Dysregulation, DiGeorge Syndrome, STAT 1 Gain of Function, STAT 3 Gain of Function, Hypomorphic RAG1 Deficiency, CD40 Ligand Deficiency, Mendelian Susceptibility to Mycobacterial Disease, GATA2 Associated Immunodeficiency, CD40 Deficiency, Hypomorphic RAG2 Deficiency, Immune Dysregulation Polyendocrinopathy Enteropathy X-Linked Syndrome, Omenn Syndrome, Chronic Granulomatous Disease
Interventions
Hematopoietic stem cell transplant (HSCT)
Biological
Lead sponsor
Paul Szabolcs
Other
Eligibility
5 Years to 40 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Completed Phase 2 Interventional Results available

RECOVER-VITAL: Platform Protocol to Measure the Effects of Antiviral Therapies on Long COVID Symptoms

NCT05595369
View directory record Official record
Conditions
Long COVID, Long Covid19
Interventions
Experimental: Paxlovid 25 day dosing, Experimental: Paxlovid 15 day dosing, Placebo Comparator: Control
Drug
Lead sponsor
Kanecia Obie Zimmerman
Other
Eligibility
18 Years and older
Enrollment
963 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
68
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 51 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting Not applicable Interventional

Obesity, Metabolic Dysregulation and the Airway Epithelium in Asthmatics

NCT03215836
View directory record Official record
Conditions
Asthma, Obesity, Metabolic Syndrome
Interventions
Bronchoscopy and Nasal Epithelium Brush Sampling
Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 1, 2023 · Synced Jul 23, 2026, 6:24 AM EDT
Terminated Phase 2 Interventional Results available

Pilot Trial of Clofarabine Added to Standard Busulfan and Fludarabine for Conditioning Prior to Allogeneic Hematopoietic Cell Transplantation

NCT01596699
View directory record Official record
Conditions
Myeloid Malignancy, Bone Marrow Failure Syndrome, Transfusion-dependent Red Blood Cell (RBC) Defect, Congenital Immunodeficiency, Metabolic Disease, Severe Immune Dysregulation
Interventions
Alemtuzumab, Busulfan, Fludarabine, Clofarabine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
3 Months to 30 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 25, 2020 · Synced Jul 23, 2026, 6:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Analysis of Post-exertional Malaise Using a Two-day CPET in People With ME/CFS

NCT04026425
View directory record Official record
Conditions
Myalgic Encephalomyelitis, Chronic Fatigue Syndrome
Interventions
Two-day cardiopulmonary exercise test
Other
Lead sponsor
Ithaca College
Other
Eligibility
18 Years to 70 Years
Enrollment
173 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
3
States / cities
Torrance, California • Ithaca, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 6, 2023 · Synced Jul 23, 2026, 6:24 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Research Study in Healthy Volunteers of Patients With Fanconi Anemia, Myeloproliferative Disorders, or Myeloma

NCT00900055
View directory record Official record
Conditions
Chronic Myeloproliferative Disorders, Fanconi Anemia, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic/Myeloproliferative Neoplasms
Interventions
microarray analysis, polyacrylamide gel electrophoresis, polymerase chain reaction, protein expression analysis, reverse transcriptase-polymerase chain reaction, western blotting, chromatography, high performance liquid chromatography, immunoenzyme technique
Genetic · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
1 Year to 55 Years
Enrollment
213 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1975 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 4, 2022 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting Phase 1 Interventional

CD4^LVFOXP3 in Participants With IPEX

NCT05241444
View directory record Official record
Conditions
IPEX
Interventions
CD4^LVFOXP3
Biological
Lead sponsor
Bacchetta, Rosa, MD
Other
Eligibility
4 Months to 35 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2037
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Natural History of Dysregulation and Aging of the Immune System in People With Trisomy 21 With and Without Thymectomy

NCT07416201
View directory record Official record
Conditions
Down Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Year to 120 Years
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2040
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Active, not recruiting Phase 2 Interventional

Leniolisib for Immune Dysregulation in CVID

NCT06897358
View directory record Official record
Conditions
Common Variable Immunodeficiency (CVID)
Interventions
Leniolisib
Drug
Lead sponsor
Pharming Technologies B.V.
Industry
Eligibility
12 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
5
States / cities
Aurora, Colorado • Bethesda, Maryland • Burlington, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Active, not recruiting Phase 2 Interventional

Alpha/Beta T and CD19+ Depleted Peripheral Stem Cells for Patients With Primary Immunodeficiencies

NCT02990819
View directory record Official record
Conditions
Immunodeficiencies, Immune Dysregulation Syndromes
Interventions
Apha/beta T and CD19+ cell depletion using CliniMACS device
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Up to 25 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Jul 23, 2026, 6:24 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 23, 2026, 6:24 AM EDT
Recruiting No phase listed Observational

Toxin Exposure and Immune Dysregulation in Non-Hodgkin Lymphoma

NCT07652580
View directory record Official record
Conditions
Non-Hodgkin Lymphoma, Lymphoma Non-Hodgkin, B-cell Lymphoma, Immune Dysregulation
Interventions
Not listed
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
4 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
3
States / cities
Bethesda, Maryland • Portsmouth, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting Phase 2 Interventional

A Phase II Study of Allogeneic Hematopoietic Stem Cell Transplant for Subjects With VEXAS (Vacuoles, E1 Enzyme, X-linked, Autoinflammatory, Somatic) Syndrome

NCT05027945
View directory record Official record
Conditions
Immunodeficiency, Hematopoietic Stem Cell Transplantation
Interventions
Allogeneic HSCT, Busulfan test dose, Mycophenolate mofetil (MMF), Tacrolimus, Busulfan, Total Body Irradiation (TBI), Fludarabine, Cyclophosphamide (CY), Post-Transplant Cyclophosphamide (PTCY)
Procedure · Drug · Radiation
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 75 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Jul 23, 2026, 6:24 AM EDT
Recruiting No phase listed Observational

Data Collection Study of Patients With Non-Malignant Disorders Undergoing UCBT, BMT or PBSCT With RIC

NCT04528355
View directory record Official record
Conditions
Primary Immunodeficiency (PID), Congenital Bone Marrow Failure Syndromes, Inherited Metabolic Disorders (IMD), Hereditary Anemias, Inflammatory Conditions
Interventions
data collection
Drug
Lead sponsor
Paul Szabolcs
Other
Eligibility
2 Months to 60 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Jul 23, 2026, 6:24 AM EDT