At a glance
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Safety and Efficacy of Intrathecal Rituximab in Patients With Lymphoid Malignancies Involving the Central Nervous System
In Brief
A Phase 2 clinical trial evaluating Intrathecal Rituximab for Leukemia and 2 related conditions. Terminated early, enrolled 4 participants across 1 site.
Signals
Detailed Summary
The goal of this clinical research study is to learn about the safety and effectiveness of rituximab given by spinal tap in patients with lymphoid malignancies involving the central nervous system. A spinal tap (also called a lumbar puncture) is when fluid surrounding the spinal cord is collected by inserting a needle into the lower back. The affected area is numbed with local anesthetic during the procedure. It will also be used to give chemotherapy in this study. Rituximab is designed to bind to a protein, called CD20, that is on the surface of the leukemia cells. This may cause the leukemia cells to die.
Study Details
Timeline
Interventions
Phase I: Starting dose Rituximab 10 mg intrathecally twice weekly until 2 consecutive CSF samples are negative for the presence of blast cells. Thereafter, rituximab 10 mg intrathecally weekly for additional 4 weeks, followed by intrathecal rituximab 10 mg administered once every other week for an additional 8 weeks. Phase II Starting Dose of Rituximab: Maximum tolerated dose from Phase I.