Nivolumab Maintenance for Central Nervous System Lymphoma
What You Need to Know Before You Apply
What is the purpose of this trial?
This trial tests whether the drug nivolumab (Opdivo) can safely prevent the recurrence of primary central nervous system lymphoma (PCNSL), a cancer affecting the brain and spinal cord. The focus is on individuals who still have cancer DNA in their spinal fluid after their first treatment. Participants must have completed their initial treatment for PCNSL and continue to show cancer DNA in their cerebrospinal fluid. As a Phase 2 trial, this research measures the treatment's effectiveness in an initial, smaller group, offering participants a chance to contribute to important findings.
Do I need to stop my current medications to join the trial?
The trial protocol does not specify if you need to stop taking your current medications. However, you cannot use certain medications like systemic immunosuppressants or be on high doses of corticosteroids. It's best to discuss your specific medications with the trial team.
Is there any evidence suggesting that nivolumab is likely to be safe for humans?
Research has shown that nivolumab may help treat relapsed or hard-to-treat primary central nervous system lymphoma (PCNSL). Some studies have found that nivolumab can lead to a strong and lasting improvement in some patients with this condition.
In one study, when combined with another drug, 78% of patients responded positively to nivolumab, and half of them experienced a complete response, meaning no signs of cancer were found. This suggests that nivolumab is generally well-tolerated and can be effective in managing this type of lymphoma.
While these results are promising, the current trial is in an early stage. Researchers are still learning about its safety and effectiveness for this specific use. However, nivolumab is already approved for other conditions, which provides some reassurance about its safety. Always consult healthcare professionals to understand more about the potential risks and benefits.12345Why do researchers think this study treatment might be promising?
Nivolumab is unique because it offers a new way to maintain remission in central nervous system lymphoma by enhancing the body's own immune response. Unlike traditional chemotherapy that directly attacks cancer cells, nivolumab works by inhibiting the PD-1 protein on immune cells, effectively unleashing them to recognize and destroy cancer cells more effectively. Researchers are excited about nivolumab because it could provide a more targeted and potentially less toxic approach compared to conventional treatments like high-dose methotrexate. This immunotherapy approach could lead to better outcomes for patients who have persistent cancer indicators even after initial chemotherapy.
What evidence suggests that nivolumab might be an effective treatment for primary central nervous system lymphoma?
Research shows that nivolumab might help treat primary central nervous system lymphoma (PCNSL), especially when the disease returns or doesn't respond to other treatments. Earlier studies found that nivolumab can provide a lasting response for these patients. In one study, combining nivolumab with another drug led to a 78% response rate, meaning most patients saw their tumors shrink or stop growing. Additionally, 58% of patients experienced no disease progression for at least a year, known as the one-year progression-free survival (PFS) rate. In this trial, patients with persistent cfDNA in the CSF after first-line chemotherapy and either complete or partial response on imaging will enroll in the nivolumab maintenance treatment arm. These results suggest that nivolumab could be a promising option for managing PCNSL.14678
Who Is on the Research Team?
Christian Grommes, MD
Principal Investigator
Memorial Sloan Kettering Cancer Center
Are You a Good Fit for This Trial?
Adults with primary central nervous system lymphoma (PCNSL) who still have tumor DNA in their spinal fluid after first-line treatment. They must be over 18, have a life expectancy of more than 3 months, and adequate organ function. Women must use birth control and have a negative pregnancy test; men also need to commit to using contraception.Inclusion Criteria
Exclusion Criteria
Timeline for a Trial Participant
Screening
Participants are screened for eligibility to participate in the trial
First-line Chemotherapy
Participants receive methotrexate-based first-line induction chemotherapy
Nivolumab Maintenance
Participants with persistent cfDNA in CSF receive nivolumab to prevent recurrence of PCNSL
Follow-up
Participants are monitored for safety and effectiveness after treatment
What Are the Treatments Tested in This Trial?
Interventions
- Nivolumab
Find a Clinic Near You
Who Is Running the Clinical Trial?
Memorial Sloan Kettering Cancer Center
Lead Sponsor
Bristol-Myers Squibb
Industry Sponsor
Christopher Boerner
Bristol-Myers Squibb
Chief Executive Officer since 2023
PhD in Business Administration from the Haas School of Business, University of California, Berkeley; BA in Economics and History from Washington University in St. Louis
Deepak L. Bhatt
Bristol-Myers Squibb
Chief Medical Officer since 2024
MD from Yale University; MSc in Clinical Epidemiology from the University of Pennsylvania