Clinical trials: Lymphopenia, open to volunteers
Idiopathic CD4 Lymphopenia
Safety of Belimumab in People With Idiopathic CD4 Lymphopenia and Autoantibodies (Phoebe)
Background: People with Idiopathic CD4 lymphopenia (ICL) have lower numbers of a type of white blood cell called CD4 cells. White blood cells fight against infections.
- Trial name
- NCT04097561
- Testing
- Belimumab
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Hereditary Haemorrhagic Telangiectasia
Immunological Effects of Iron Supplementation in HHT Disease
Hereditary haemorrhagic telangiectasia (HHT), is a rare genetic vascular disorder with autosomal dominant inheritance. Its prevalence is estimated at approximately 1 in 6,000 individuals in France.
- Trial name
- Fer&RO (NCT07111598)
- Testing
- Blood test at D0, Blood test at D+3 months
- Where
- France
- Volunteers
- 155 people
- Sponsor
- Hospices Civils de Lyon
Hematological Malignancy, Lymphocytopenia
Thymalfasin and Recombinant Human IL-2 Injections in Treating Lymphocytopenia for Patients With Malignant Hematological Tumors
To evaluate the efficacy and safety of Thymalfasin for injection in combination with Recombinant Human Interleukin-2 Injections in the treatment of lymphocytopenia in patients with malignant hematological tumors
- Trial name
- NCT06584006
- Testing
- Thymalfasin for injection in combination with Recombinant Human Interleukin-2 Injections, Recombinant Human Interleukin-2 Injections
- Where
- China
- Volunteers
- 50 people
- Sponsor
- The First Affiliated Hospital of Xiamen University
Solid Cancer, Lymphopenia
PRaG-1 Plus PRaG Therapy in in Elderly Patients With Advanced Solid Tumors: A Prospective Clinical Trial (PRaG 10.0)
The goal of this clinical trial is to learn if a combination treatment using PRaG-1 Cordycepin Tablets with radiation therapy, immune-boosting injections, and immunotherapy drugs can help patients with advanced solid tumors.
- Conditions
- Solid Cancer, Lymphopenia, Radiotherapy, Immune Checkpoint Inhibitor
- Trial name
- NCT07267234
- Testing
- PD -1/PD-L1 monoclonal antibody
- Where
- China
- Volunteers
- 65 people
- Sponsor
- Second Affiliated Hospital of Soochow University
Chronic Pain, Depression Disorders
Analysis of the Therapeutic and Clinical Profile of Cannabinoid Treatments: A Real-World Study
What is the purpose of this study? The use of medicinal cannabis has grown significantly in Brazil. However, because many patients use these products through "compassionate use" (when traditional treatments haven't worked), there…
- Conditions
- Chronic Pain, Depression Disorders, Anxiety Disorders, Quality of Life
- Trial name
- CANAREAL (NCT07362407)
- Testing
- Participants are followed while using cannabis-based products (such as CBD or THC oils, extracts, or isolates) as prescribed by their own physicians for therapeutic purposes.
- Where
- Brazil
- Volunteers
- 384 people
- Sponsor
- Santa Catarina Federal University
ICL, Vault
Predictive Performance of a Generative Model for Corneal Tomography After ICL Implantation
To evaluate the efficacy of a corneal tomography Imaging model in predicting postoperative vault based on preoperative corneal topography in Implantable Collamer Lens (ICL) surgery.
- Conditions
- ICL, Vault, Deep Learning, AI (Artificial Intelligence)
- Trial name
- NCT07146737
- Testing
- Corneal tomography generation model after ICL surgery
- Where
- China
- Volunteers
- 818 people
- Sponsor
- Second Affiliated Hospital of Nanchang University
Solid Cancer, Lymphopenia
Evaluation of the Effect of Cordycepin on CD8+ Lymphocytopenia in Patients With Solid Tumors
The goal of this clinical trial is to evaluate the effectiveness of PRaG-1 in improving CD8+ lymphocytopenia in patients with solid tumors who are tumor-free for more than six months after completing radiotherapy and/or…
- Trial name
- NCT07258160
- Testing
- PRaG-1
- Where
- China
- Volunteers
- 127 people
- Sponsor
- Second Affiliated Hospital of Soochow University
Idiopathic CD4 Lymphopenia
A Single-arm, Dose-escalation Trial of Long-acting Recombinant Human IL-7 (NT-I7, Efineptakin Alfa) for Idiopathic CD4 Lymphopenia
Background: Idiopathic CD4 lymphopenia (ICL) is a syndrome characterized by low levels of certain immune cells called CD4 T cells.
- Trial name
- NCT05600920
- Testing
- Recombinant human interleukin (IL) 7-hyFc
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Severe Combined Immunodeficiency (SCID), Immunodeficiency With Predominant T-cell Defect, Unspecified
Sequential Cadaveric Lung and Bone Marrow Transplant for Immune Deficiency Diseases
The purpose of this study is to determine whether bilateral orthotopic lung transplantation (BOLT) followed by cadaveric partially-matched hematopoietic stem cell transplantation (HSCT) is safe and effective for patients aged…
- Conditions
- Severe Combined Immunodeficiency (SCID), Immunodeficiency With Predominant T-cell Defect, Unspecified, Severe Chronic Neutropenia, Chronic Granulomatous Disease (CGD)
- Trial name
- BOLT+BMT (NCT01852370)
- Testing
- CD3/CD19 negative allogeneic hematopoietic stem cells
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Paul Szabolcs
Severe Combined Immunodeficiencies (SCID)
Follow-up of the Cohort of Newborns Screened at Birth Using TREC Analysis
Since September 2025, neonatal screening for severe combined immunodeficiency (SCID) has been generalized in France. These genetic disorders, which are asymptomatic at birth, cause severe immunodeficiency, exposing infants to…
- Trial name
- DépisTrec (NCT07704281)
- Testing
- Data collection
- Where
- France
- Volunteers
- 450 people
- Sponsor
- Nantes University Hospital
Pneumococcal Vaccine, Esophageal Cancer
Serologic Response to Pneumococcal Vaccination Among Esophageal Cancer Patients With High Grade Lymphopenia After Chemoradiation
To learn how radiation treatment may affect your responses to vaccines against pneumonia.
- Conditions
- Pneumococcal Vaccine, Esophageal Cancer, Lymphopenia, Chemoradiation
- Trial name
- NCT06181656
- Testing
- Pneumonia vaccine
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Primary Immunodeficiency (PID), Congenital Bone Marrow Failure Syndromes
Reduced Intensity Conditioning for Non-Malignant Disorders Undergoing UCBT, BMT or PBSCT
The objective of this study is to evaluate the efficacy of using a reduced-intensity condition (RIC) regimen with umbilical cord blood transplant (UCBT), double cord UCBT, matched unrelated donor (MUD) bone marrow transplant…
- Conditions
- Primary Immunodeficiency (PID), Congenital Bone Marrow Failure Syndromes, Inherited Metabolic Disorders (IMD), Hereditary Anemias
- Trial name
- HSCT+RIC (NCT01962415)
- Testing
- Hydroxyurea, Alemtuzumab, Fludarabine
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Paul Szabolcs
Primary Immunodeficiency Disorders
The Mechanistic Biology of Primary Immunodeficiency Disorders
Background: Primary immunodeficiency disorders, or PIDs, are diseases that weaken the immune system. This makes it easier for a person to get sick. Some PIDs are mild and may not be diagnosed until later in life.
- Trial name
- NCT03394053
- Where
- 2 sites in United States
- Volunteers
- 1,190 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Idiopathic CD4-Positive, T-Lymphocytopenia
Hematopoietic Stem Cell Mobilization in Idiopathic CD4 Lymphocytopenia Patients and Healthy Controls for the Study of T Cell Maturation and Trafficking in Murine Models
Idiopathic CD4 lymphocytopenia (ICL) is a rare syndrome defined by consistently low CD4 T cell counts (<300/mm^3) without evidence of HIV infection or other known immunodeficiency.
- Trial name
- NCT02015013
- Testing
- Filgrastim, Plerixafor
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Large Infarct Core, Post-stroke Lymphocytopenia
Methylprednisolone for Stroke With Large Infarct Core and Post-stroke Lymphocytopenia
The efficacy and safety of early adjunctive methylprednisolone therapy in acute ischemic stroke patients with large infarct cores (ASPECTS score < 6) and post-stroke lymphocytopenia remain unclear.
- Trial name
- MIRACLE-2 (NCT07202143)
- Testing
- Methylprednisolone sodium succinate, Normal Saline
- Where
- China
- Volunteers
- 200 people
- Sponsor
- YiLin
Sepsis
NAI Plus Standard of Care Compared With Placebo Plus Standard of Care in Critically Ill Adults With Sepsis
This Phase 2a study will evaluate the safety and efficacy of nogapendekin alfa inbakicept (NAI) plus standard of care compared with placebo plus standard of care in critically ill adults with sepsis and persistent lymphopenia.
- Trial name
- NCT07783789
- Testing
- Nogapendekin alfa inbakicept (NAI)
- Volunteers
- 50 people
- Sponsor
- ImmunityBio, Inc.
Sepsis, Septic Shock
NAI for Sepsis With Persistent Lymphopenia
This is a Phase 2, randomized, open-label study evaluating the safety and efficacy of nogapendekin alfa inbakicept (NAI, ANKTIVA®) in combination with standard of care versus standard of care alone in critically ill adults with…
- Conditions
- Sepsis, Septic Shock, Lymphopenia, Immunosuppression
- Trial name
- NCT07578558
- Testing
- Nogapendekin alfa inbakicept (NAI), Standard of Care (SOC)
- Volunteers
- 50 people
- Sponsor
- ImmunityBio, Inc.
Primary Immunodeficiency (PID), Congenital Bone Marrow Failure Syndromes
Data Collection Study of Patients With Non-Malignant Disorders Undergoing UCBT, BMT or PBSCT With RIC
This is a data collection study that will examine the general diagnostic and treatment data associated with the reduced-intensity chemotherapy-based regimen paired with simple alemtuzumab dosing strata designed to prevented graft…
- Conditions
- Primary Immunodeficiency (PID), Congenital Bone Marrow Failure Syndromes, Inherited Metabolic Disorders (IMD), Hereditary Anemias
- Trial name
- PRO-RIC (NCT04528355)
- Testing
- data collection
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Paul Szabolcs
Idiopathic CD4+ Lymphocytopenia, Cryptococcal Meningitis
Etiology, Pathogenesis, and Natural History of Idiopathic CD4+ Lymphocytopenia
Background: Idiopathic CD4+ lymphocytopenia (ICL) is a condition in which there is a decreased level of CD4+ lymphocytes (a type of white blood cell), which can lead to opportunistic infections or autoimmune disorders and…
- Conditions
- Idiopathic CD4+ Lymphocytopenia, Cryptococcal Meningitis, Warts
- Trial name
- NCT00867269
- Where
- United States
- Volunteers
- 950 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)