This study focuses on older adults with a newly diagnosed type of cancer called B-cell precursor Acute Lymphoblastic Leukemia. Specifically, the study looks at patients who are Philadelphia-negative, which means their cancer cells do not have a specific genetic marker. The purpose of the study is to compare a new treatment approach to the current standard of care to see how well it works and how safe it is.
Participants may receive different combinations of medications. One group will receive blinatumomab alternating with low-intensity chemotherapy, which is a type of treatment that uses drugs to kill cancer cells. The other group will receive the standard of care, which includes medications such as rituximab, cytarabine, dexamethasone, vincristine sulfate, cyclophosphamide, methotrexate sodium, mercaptopurine, prednisone, idarubicin, asparaginase, and doxorubicin. Other substances mentioned in the study include pegaspargase, crisantaspase, and prednisolone.
The study will monitor how long patients live and how long they stay without the cancer returning. Researchers will also look at the minimal residual disease, which refers to the small number of cancer cells that remain in the body after treatment. Additionally, the study will track how the treatments affect the patients’ quality of life, including levels of pain, tiredness, and physical function.



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