The purpose of this research is to test the safety and effectiveness of the investigational drug ruxolitinib when it is combined with standard of care treatment (radiation therapy and temozolomide) for the treatment of newly diagnosed glioblastoma. Half the people in the study will be assigned to take the study drug ruxolitinib in addition to the standard of care temozolomide and radiation therapy and the other half will be assigned to the standard of care temozolomide and radiation therapy only. This assignment will be randomized in a 1-to-1 ratio, like the flip of a coin.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
190
"During Radiation Therapy" phase: 20 mg ruxolitinib will be self-administered orally (PO) twice every day (BID), starting on Day 1 for 6 weeks. Then there will be a 4-week break after radiotherapy is complete. "Maintenance" phase: Occurs thirty days (4 weeks) after receiving the last dose of radiotherapy. Ruxolitinib 20 mg will be self-administered PO BID, starting on Day 1 in consecutive 28-day cycles. Either phase: Aside from the 30-day break, ruxolitinib will be continued daily until disease progression or treatment intolerance. Ruxolitinib should be administered at approximately the same time each day. The tablets should be swallowed whole with water and should not be opened, broken, or chewed. The dose may be reduced in the case of certain adverse events.
"During Radiation Therapy" phase: 75 mg/m\^2 will be self-administered PO once every day, starting on Day 1, for 6 weeks. Then there will be a 4-week break after radiotherapy is complete. "Maintenance" phase: Occurs thirty days (4 weeks) after receiving the last dose of radiotherapy. Temozolomide 150-200 mg/m\^2 will be self-administered PO BID, starting on Day 1 to Day 5 of each cycle for six cycles. Either phase: The dose may be reduced in the case of certain adverse events.
Radiation will be administered every weekday (Monday to Friday) in 2 Gy fractions for 30 fractions during a 6-week period (60 Gy total).
Miami Cancer Institute at Baptist Health, Inc.
Miami, Florida, United States
RECRUITINGOverall survival (OS) at end of study
OS is defined as the time from first treatment until the date of death from any cause at the end of the study. Participants who are lost to follow-up will be censored at the time of the last follow-up.
Time frame: 4 years
OS at 12 months
OS is defined as the time from first treatment until the date of death from any cause at 12 months. Participants who are lost to follow-up will be censored at the time of the last follow-up.
Time frame: 12 months
Progression-free survival (PFS) at 6 months
PFS is defined as defined as the time from allocation to the first documented progressive disease (PD) using modified Response Assessment in Neuro-Oncology (mRANO) criteria or death due to any cause, whichever occurs first by 6 months. Participants who are lost to follow-up will be censored at the time of the last follow-up. PD is defined as any of the following events: 25% or more increase in sum of products of perpendicular diameters or ≥ 40% increase in total volume of enhancing lesions compared to the smallest tumor measurement obtained either at baseline or best response and sustained for at least 4 weeks; any new measurable (\> 10mm × 10mm) enhancing lesions if baseline or best response demonstrated no measurable enhancing disease; clear clinical deterioration not attributable to other causes apart from tumor; or failure to return for evaluation as a result of death or deteriorating condition.
Time frame: 6 months
PFS at 12 months
PFS is defined as defined as the time from allocation to the first documented PD using mRANO criteria or death due to any cause, whichever occurs first by 12 months. Participants who are lost to follow-up will be censored at the time of the last follow-up. PD is defined above for PFS at 6 months.
Time frame: 12 months
Objective response rate (ORR)
ORR is defined as the proportion of participants in the analysis population who have a complete or partial response (CR or PR) using modified Response Assessment in Neuro-Oncology (mRANO) criteria. CR is defined as the disappearance of all enhancing measurable and non-measurable disease sustained for at least 4 weeks, no new lesions, stable or better neurological status, and no steroid use. PR is defined as 50% or more decrease in the in sum of the products of perpendicular diameters of all lesions or 65% or more decrease in total volume of all measurable enhancing lesions compared with baseline, sustained for at least 4 weeks, steroid use should be the same or lower compared to baseline, and neurological status should be stable or better compared to baseline.
Time frame: 4 years
Duration of response (DOR)
DOR is defined as the time that criteria for CR or PR (whichever is recorded first) is met until the date that recurrent or PD is objectively documented or expiration. mRANO will be used to assess response. PD is defined above for PFS at 6 months. CR and PR are defined above for ORR.
Time frame: 4 years
Incidence of Adverse Events (AEs)
An AE is defined as any untoward medical occurrence associated with the use of an intervention in humans, whether or not considered to be intervention-related. AEs will be documented from the time that the informed consent form is signed to the end of participation on the study. The number of total AEs will be calculated for this outcome.
Time frame: 4 years
Incidence of Serious Adverse Events (SAEs)
An SAE is defined as an AE that results in any of the following outcomes: * Death * Life-threatening adverse event * Inpatient hospitalization or prolongation of existing hospitalization * Persistent or significant incapacity or substantial disruption of the ability to conduct normal life functions * Congenital anomaly/birth defect Important medical events that may not result in death, be life-threatening, or require hospitalization may be considered an SAE when, based upon appropriate medical judgment, they may jeopardize the participant and may require medical or surgical intervention to prevent one of the outcomes listed in this definition. SAEs will be documented from the time that the informed consent form is signed to the end of participation on the study. The number of total SAEs will be calculated for this outcome.
Time frame: 4 years
Mortality
Number of participants who expire while on study.
Time frame: 4 years
Incidence of laboratory abnormalities
Laboratory values that fall outside the normal range will be documented, whether or not the values are considered clinically significant. The number of total laboratory abnormalities will be calculated for this outcome. Note: clinically significant laboratory abnormalities also will be documented as adverse events.
Time frame: 4 years
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