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CD20 Monoclonal Antibody Combined With BTK Inhibitor for the Treatment of Refractory Immune-related Cytopenia
Sponsor: Qi deng
Summary
This study aims to utilize anti-CD20 monoclonal antibodies to eliminate peripheral B cells and reduce the mechanism of autoantibody production, as well as combine the mechanism of BTK inhibitors (BTKi) blocking the B cell receptor signaling pathway and inhibiting B cell activation and proliferation, for the treatment of refractory immune-related cytopenia. In this study, it includes the salvage treatment of immune thrombocytopenia (ITP) and autoimmune hemolytic anemia (AIHA), expecting to achieve a synergistic and enhancing effect. This study aims to select Zuberitamab, a human-mouse chimeric anti-CD20 monoclonal antibody, and the BTKi Orelabrutinib as combination therapy options. The clinical efficacy of the Zuberitamab-Orelabrutinib combination therapy (overall response rate, duration of sustained remission) will be evaluated, along with its safety profile (including infections, bleeding, cardiac toxicity), to provide a theoretical basis for their combined use in treating refractory immune-related thrombocytopenia (ITP and AIHA).
Official title: Clinical Study on the Treatment of Refractory Immune-related Cytopenia With CD20 Monoclonal Antibody Combined With BTK Inhibitor (BTKi)
Key Details
Gender
All
Age Range
18 Years - 80 Years
Study Type
INTERVENTIONAL
Enrollment
30
Start Date
2026-06-01
Completion Date
2028-05-31
Last Updated
2026-05-22
Healthy Volunteers
No
Conditions
Interventions
Anti-CD20 monoclonal antibody and the BTK inhibitor
This is a novel combination regimen of anti-CD20 monoclonal antibody plus BTKi, specifically designed for patients with refractory immune-related cytopenia.