The goal of this clinical trial is to learn if the timing of treatments plays a role in how effective the standard-of-care drugs nivolumab/ipilimumab (ICI/ICI) works to treat adults with advanced kidney cancer. The trial will also learn if time-of-day reduces ICI/ICI side-effects. Researchers will compare ICI/ICI given in the morning (before 11:30am) vs in the afternoon (after 1:30pm), to see if circadian rhythm effects how ICI/ICI works to treat advanced kidney cancer. Participants will be randomized in Arm A or Arm B to receive drugs ICI/ICI either in the morning (Arm A) or afternoon (Arm B) as part of their standard-of-care treatment for advanced kidney cancer. Participants will: * Visit the clinic either in the morning (Arm A) or afternoon (Arm B) to receive ICI/ICI treatment as part of their regular medical care for advanced kidney cancer * Frequency of visits will follow standard-of-care guidelines
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
142
Participants will receive ICI/ICI as part of their standard-of-care therapy administered in the morning before 11:30am (Arm A) , as determined by randomization.
Participants will receive ICI/ICI as part of their standard-of-care therapy administered in the afternoon after 1:30pm (Arm B) , as determined by randomization.
BC Cancer - Vancouver Cancer Centre
Vancouver, British Columbia, Canada
Assess Overall-Survival in time-of-day administration of ICI/ICI treatment
To assess overall survival (OS) in patients treated with time-of day dependent administration of nivolumab-ipilimumab (ICI/ICI) standard-of-care therapy in advanced kidney cancer. OS is defined as the time from randomization to death from any cause. The primary analysis will compare OS curves between study arms and estimate 2-year OS rates for each group.
Time frame: From enrollment to the end of follow-up at 24 months.
Determine Objective Response Rate in time-of-day administration of ICI/ICI treatment
Objective response rate (ORR) will be determined by Proportion of patients achieving a complete or partial response as assessed by RECIST v1.1 criteria, confirmed by central or investigator review. Tumor assessments will be performed as standard of care (typically every 12 weeks), and best overall response prior to disease progression will be used for ORR determination.
Time frame: From enrollment to the end of follow-up at 24-months.
Evaluate Progression-Free Survival in time-of-day administration of ICI/ICI treatment
Progression-free Survival (PFS) will be determined by time of randomization to disease progression or death from any cause.
Time frame: From enrollment to the end of follow-up at 24-months.
Determine the Time-to-Treatment Failure in time-of-day administration of ICI/ICI treatment
Time to treatment failure (TTF) is determined by assessing time from treatment initiation to treatment discontinuation for any reason, including disease progression, unacceptable toxicity, patient withdrawal, or death, capturing both treatment efficacy and tolerability.
Time frame: From enrollment to the end of follow-up at 24-months.
Assess treatment-related tolerability and toxicity differences
Differences in steroid use (yes/no) for the management of treatment-related toxicity, treatment interruptions (yes/no) due to treatment-related toxicity, and treatment discontinuations (yes/no) due to treatment-related toxicity will be used as surrogate safety outcomes, as comprehensive adverse event documentation is beyond the scope of this pragmatic clinical trial. The study seeks to determine whether treatment administration at a predefined time of day is associated with differences in the need for toxicity-related clinical interventions. Given that the relevant adverse events are well characterized in the existing literature, the focus of this study is on comparative safety between groups using these surrogate measures rather than on detailed characterization of individual adverse events.
Time frame: From enrollment to the end of follow-up at 24-months.
Immune Profiling
Immune cell populations will be characterized from the blood samples at baseline (prior to treatment initiation) and at three predefined time points during therapy: 1 day after treatment initiation, 3 weeks into treatment, and 12 weeks into treatment. Cytometry by time-of-flight (CyTOF) will be used to comprehensively profile immune cell populations allowing for high-dimensional assessment of immune cell composition and activation states across treatment timing groups.
Time frame: At 4 time points: Baseline, 1-day post first cycle of treatment, 3 weeks into treatment and 12 weeks into treatment
Bulk RNA sequencing (RNA-seq)
Bulk RNA sequencing (RNA-seq) will be performed to comprehensively characterize global gene expression profiles and to evaluate time-of-day-associated differences in immune-related transcriptional signatures. This approach will enable the identification of circadian variation in gene expression and provide insight into temporal regulation of immune pathways in response to treatment.
Time frame: At 4 time points: Baseline, 1-day post first cycle of treatment, 3 weeks into treatment and 12 weeks into treatment
Cytokine and chemokine analyses
Plasma will be isolated for cytokine and chemokine analyses to assess systemic immune signaling and inflammatory profiles. Quantitative evaluation of circulating cytokines and chemokines will provide insight into treatment- and time-dependent changes in immune activation, inflammation, and immune regulation, complementing cellular and transcriptional immune profiling.
Time frame: At 4 time points: Baseline, 1-day post first cycle of treatment, 3 weeks into treatment and 12 weeks into treatment
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