This clinical trial is focused on studying a treatment for multiple myeloma, a type of cancer that affects plasma cells in the bone marrow. The treatment being tested is called HUVR-CARTemis-1, which involves using a patient’s own immune cells, specifically CD4 and CD8 T lymphocytes. These cells are modified in the laboratory to better recognize and attack cancer cells. The purpose of the study is to assess the safety and feasibility of this treatment in patients who have experienced a relapse of multiple myeloma after undergoing an allogeneic transplant, which is a type of bone marrow transplant from a donor.
During the study, participants will receive the HUVR-CARTemis-1 treatment through an infusion, which is a method of delivering medication directly into the bloodstream. The study will monitor the maximum dose that can be safely given to patients and observe any side effects that may occur. These side effects could include reactions like cytokine release syndrome, which is an immune response that can cause fever and inflammation, or neurological toxicity, which affects the nervous system. The study will also look at how well the treatment works in reducing the cancer and how long the effects last.
In addition to the main treatment, other medications may be used to manage symptoms or side effects. These include fludarabine phosphate, dexchlorpheniramine, tocilizumab, cyclophosphamide, allopurinol, paracetamol, and cetuximab. These medications serve various roles, such as reducing inflammation, managing pain, or supporting the immune system. The study aims to provide valuable information on the potential benefits and risks of using HUVR-CARTemis-1 for treating multiple myeloma, helping to improve future treatment options for patients with this condition.



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