Last reviewed · How we verify

NCT02781792

Temozolomide Chronotherapy for High Grade Glioma

Completed Phase 2 Results posted Last updated 27 June 2025
What this trial tests

Phase 2 trial testing Temozolomide in Glioma in 42 participants. Completed in 18 July 2024.

Timeline
11 August 2016
Primary endpoint
18 July 2024
18 July 2024

Quick facts

Lead sponsorWashington University School of Medicine
PhasePhase 2
StatusCompleted
Study typeINTERVENTIONAL
Allocationrandomized
Designparallel
Maskingnone
Primary purposetreatment
Enrollment42
Start date11 August 2016
Primary completion18 July 2024
Estimated completion18 July 2024
Sites1 location across United States

Drugs / interventions tested

Conditions studied

Sponsor

Washington University School of Medicine

Who can join

18 and older, any sex, with Glioma or Glioblastoma Multiforme. Patients with the condition only — healthy volunteers not accepted.

Results — posted to ClinicalTrials.gov

Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.

Feasibility of Patient Treatment Compliance as Measured by Number of Participants Who Were at Least 80% Compliance With Assigned Administration Time Primary · Through completion of treatment (median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles)

Compliance is defined as no more than one of five doses of temozolomide per cycle taken outside of the assigned administration time.

GroupValue95% CI
Arm 1: Temozolomide Morning17
Arm 2: Temozolomide Evening15
Number of Patients Experiencing Grade 3 or 4 Lymphopenia, Thrombocytopenia, Neutropenia, Leukopenia, and Anemia in Each Group as Measured by Standard Blood Draws Secondary · Through completion of treatment (median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles)

* Lymphopenia grade 3 is \<500-200/mm\^3 and grade 4 is \<200/mm\^3 * Leukopenia grade 3 is \<2000-1000/mm\^3 and grade 4 is \<1000/mm\^3 * Neutropenia grade 3 is \<1000-500/mm\^3 and grade 4 is \<500/mm\^3 * Thrombocytopenia grade 3 is \<50,000-25,000/mm\^3 and grade 4 is \<25,000/mm\^3 * Anemia grade 3 is \<8.0-6.5 g/dL and grade 4 is \<6.5 g/dL

Lymphopenia
GroupValue95% CI
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening0
Thrombocytopenia
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening0
Neutropenia
GroupValue95% CI
Arm 1: Temozolomide Morning0
Arm 2: Temozolomide Evening1
Anemia
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening0
Leukopenia
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening0
Change in Quality of Life as Measured by FACT-Br Score - Physical Well-being Score Secondary · Baseline, beginning of each cycle (each cycle is 28 days), and 1 month after completion of treatment (up to 13 months, median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles))

7-item questionnaire measuring over the past 7 days. Answers range from 0=not at all to 4=very much. Total score range is 0-28. A higher score indicates a lower physical well-being quality of life.

Baseline
GroupValue95% CI
Arm 1: Temozolomide Morning6.23± 4.17
Arm 2: Temozolomide Evening4.80± 4.27
Cycle 1
GroupValue95% CI
Arm 1: Temozolomide Morning5.78± 4.96
Arm 2: Temozolomide Evening4.00± 2.83
Cycle 2
GroupValue95% CI
Arm 1: Temozolomide Morning7.66± 6.92
Arm 2: Temozolomide Evening8.32± 5.65
Cycle 3
GroupValue95% CI
Arm 1: Temozolomide Morning7.33± 5.67
Arm 2: Temozolomide Evening7.69± 5.31
Cycle 4
GroupValue95% CI
Arm 1: Temozolomide Morning6.18± 4.09
Arm 2: Temozolomide Evening5.53± 4.74
Cycle 5
GroupValue95% CI
Arm 1: Temozolomide Morning5.27± 4.54
Arm 2: Temozolomide Evening7.03± 5.80
Cycle 6
GroupValue95% CI
Arm 1: Temozolomide Morning4.64± 3.44
Arm 2: Temozolomide Evening5.71± 5.59
Cycle 7
GroupValue95% CI
Arm 1: Temozolomide Morning4.71± 4.19
Arm 2: Temozolomide Evening3.00± 2.71
Change in Quality of Life as Measured by FACT-Br Score - Social/Family Well-being Score Secondary · Baseline, beginning of each cycle (each cycle is 28 days), and 1 month after completion of treatment (up to 13 months, median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles))

7-item questionnaire measuring over the past 7 days. Answers range from 0=not at all to 4=very much. Total score range 0-28. A higher score indicates a higher social/family well-being quality of life.

Baseline
GroupValue95% CI
Arm 1: Temozolomide Morning24.10± 4.09
Arm 2: Temozolomide Evening22.94± 3.98
Cycle 1
GroupValue95% CI
Arm 1: Temozolomide Morning24.29± 4.13
Arm 2: Temozolomide Evening22.59± 4.52
Cycle 2
GroupValue95% CI
Arm 1: Temozolomide Morning22.45± 7.32
Arm 2: Temozolomide Evening23.12± 4.18
Cycle 3
GroupValue95% CI
Arm 1: Temozolomide Morning23.14± 5.93
Arm 2: Temozolomide Evening22.26± 5.67
Cycle 4
GroupValue95% CI
Arm 1: Temozolomide Morning23.21± 3.71
Arm 2: Temozolomide Evening23.06± 4.78
Cycle 5
GroupValue95% CI
Arm 1: Temozolomide Morning22.91± 4.72
Arm 2: Temozolomide Evening22.30± 5.59
Cycle 6
GroupValue95% CI
Arm 1: Temozolomide Morning22.44± 5.41
Arm 2: Temozolomide Evening23.05± 5.13
Cycle 7
GroupValue95% CI
Arm 1: Temozolomide Morning20.95± 6.31
Arm 2: Temozolomide Evening24.86± 2.86
Change in Quality of Life as Measured by FACT-Br Score - Emotional Well-being Score Secondary · Baseline, beginning of each cycle (each cycle is 28 days), and 1 month after completion of treatment (up to 13 months, median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles))

6-item questionnaire measuring over the past 7 days. Answers range from 0=not at all to 4=very much. Total score range 0-24. A higher score indicates a lower emotional well-being quality of life.

Baseline
GroupValue95% CI
Arm 1: Temozolomide Morning6.72± 3.72
Arm 2: Temozolomide Evening7.60± 3.19
Cycle 1
GroupValue95% CI
Arm 1: Temozolomide Morning6.69± 4.69
Arm 2: Temozolomide Evening8.11± 2.85
Cycle 2
GroupValue95% CI
Arm 1: Temozolomide Morning6.06± 4.82
Arm 2: Temozolomide Evening6.77± 2.10
Cycle 3
GroupValue95% CI
Arm 1: Temozolomide Morning6.63± 3.48
Arm 2: Temozolomide Evening6.92± 2.14
Cycle 4
GroupValue95% CI
Arm 1: Temozolomide Morning7.04± 3.25
Arm 2: Temozolomide Evening5.47± 2.70
Cycle 5
GroupValue95% CI
Arm 1: Temozolomide Morning6.68± 1.82
Arm 2: Temozolomide Evening5.36± 2.01
Cycle 6
GroupValue95% CI
Arm 1: Temozolomide Morning6.23± 3.45
Arm 2: Temozolomide Evening5.57± 1.51
Cycle 7
GroupValue95% CI
Arm 1: Temozolomide Morning7.29± 2.56
Arm 2: Temozolomide Evening5.14± 2.73
Change in Quality of Life as Measured by FACT-Br Score - Functional Well-being Score Secondary · Baseline, beginning of each cycle (each cycle is 28 days), and 1 month after completion of treatment (up to 13 months, median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles))

7-item questionnaire measuring over the past 7 days. Answers range from 0=not at all to 4=very much. Total score range 0-28. A higher score indicates a higher emotional well-being quality of life.

Baseline
GroupValue95% CI
Arm 1: Temozolomide Morning18.19± 6.39
Arm 2: Temozolomide Evening16.35± 7.06
Cycle 1
GroupValue95% CI
Arm 1: Temozolomide Morning18.71± 7.09
Arm 2: Temozolomide Evening15.89± 7.59
Cycle 2
GroupValue95% CI
Arm 1: Temozolomide Morning15.94± 8.68
Arm 2: Temozolomide Evening16.11± 7.17
Cycle 3
GroupValue95% CI
Arm 1: Temozolomide Morning16.37± 5.59
Arm 2: Temozolomide Evening17.69± 5.86
Cycle 4
GroupValue95% CI
Arm 1: Temozolomide Morning17.75± 6.82
Arm 2: Temozolomide Evening18.78± 6.93
Cycle 5
GroupValue95% CI
Arm 1: Temozolomide Morning17.32± 7.23
Arm 2: Temozolomide Evening19.27± 7.86
Cycle 6
GroupValue95% CI
Arm 1: Temozolomide Morning18.64± 7.66
Arm 2: Temozolomide Evening20.00± 7.28
Cycle 7
GroupValue95% CI
Arm 1: Temozolomide Morning18.71± 6.34
Arm 2: Temozolomide Evening23.57± 5.77
Median Progression-free Survival (PFS) Secondary · Through completion of follow-up (median length of follow-up 568.5 days, full range 1-1134 days)

PFS is defined as the duration of time from start of treatment to time of progression or death, whichever occurs first.

GroupValue95% CI
Arm 1: Temozolomide Morning11.59787.1952 – 29.6680
Arm 2: Temozolomide Evening8.18093.1869 – NA
Median Overall Survival Secondary · Through completion of follow-up (median length of follow-up 568.5 days, full range 1-1134 days)
GroupValue95% CI
Arm 1: Temozolomide Morning26.973910.6121 – 44.3869
Arm 2: Temozolomide Evening17.18318.3451 – NA
Comparison of Sleep Questionnaire in Participants Receiving Temozolomide in the Morning Versus Participants Receiving Temozolomide in the Evening Secondary · Baseline, beginning of each cycle (each cycle is 28 days), and 1 month after completion of treatment (up to 13 months, median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles))

Sleep Questionnaire - 1 yes/no question of "do you have problems getting to sleep or staying asleep?"

Baseline
GroupValue95% CI
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening4
Arm 1: Temozolomide Morning4
Arm 2: Temozolomide Evening2
Cycle 1
GroupValue95% CI
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening3
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening2
Cycle 2
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening2
Arm 1: Temozolomide Morning3
Arm 2: Temozolomide Evening3
Cycle 3
GroupValue95% CI
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening2
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening3
Cycle 4
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening0
Arm 1: Temozolomide Morning3
Arm 2: Temozolomide Evening5
Cycle 5
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening1
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening4
Cycle 6
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening0
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening3
Cycle 7
GroupValue95% CI
Arm 1: Temozolomide Morning1
Arm 2: Temozolomide Evening0
Arm 1: Temozolomide Morning2
Arm 2: Temozolomide Evening1
Comparison of Sleep Questionnaire in Participants Receiving Temozolomide in the Morning Versus Participants Receiving Temozolomide in the Evening Secondary · Baseline, beginning of each cycle (each cycle is 28 days), and 1 month after completion of treatment (up to 13 months, median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles))

\- Sleep Questionnaire: * Difficulty falling asleep/difficulty staying asleep/problem waking up too early: Answers range from 0=none, mild=1, moderate=2, severe=3, very=4. * How satisfied or dissatisfied are you with your current sleeping pattern question: Answers range from 0=very satisfied to 4=very dissatisfied. * To what extent do you consider your sleep problem to interfere with your daily functioning question: Answers range from 0=not at all interfering, 1=a little, 2=somewhat, 3=much, 4=very much interfering. * How noticeable to others do you think your sleep problem is in terms of imp

Difficulty falling asleep
GroupValue95% CI
Arm 1: Temozolomide Morning BASELINE3
Arm 2: Temozolomide Evening BASELINE1
Arm 1: Temozolomide Morning CYCLE 12
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 23
Arm 2: Temozolomide Evening CYCLE 22
Arm 1: Temozolomide Morning CYCLE 33
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 42
Arm 2: Temozolomide Evening CYCLE 44
Arm 1: Temozolomide Morning CYCLE 52
Arm 2: Temozolomide Evening CYCLE 54
Arm 1: Temozolomide Morning BASELINE1
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 11
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 30
Arm 2: Temozolomide Evening CYCLE 34
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE2
Arm 2: Temozolomide Evening BASELINE1
Arm 1: Temozolomide Morning CYCLE 11
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 22
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 50
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
Difficulty staying asleep
GroupValue95% CI
Arm 1: Temozolomide Morning BASELINE4
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 12
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 23
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 33
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 43
Arm 2: Temozolomide Evening CYCLE 43
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE1
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 21
Arm 2: Temozolomide Evening CYCLE 23
Arm 1: Temozolomide Morning CYCLE 30
Arm 2: Temozolomide Evening CYCLE 34
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 52
Arm 2: Temozolomide Evening CYCLE 53
Arm 1: Temozolomide Morning BASELINE2
Arm 2: Temozolomide Evening BASELINE1
Arm 1: Temozolomide Morning CYCLE 12
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 21
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
Problem waking up too early
GroupValue95% CI
Arm 1: Temozolomide Morning BASELINE3
Arm 2: Temozolomide Evening BASELINE1
Arm 1: Temozolomide Morning CYCLE 13
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 23
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 34
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 42
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 54
Arm 1: Temozolomide Morning BASELINE1
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 23
Arm 1: Temozolomide Morning CYCLE 30
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 43
Arm 1: Temozolomide Morning CYCLE 53
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE2
Arm 2: Temozolomide Evening BASELINE3
Arm 1: Temozolomide Morning CYCLE 11
Arm 2: Temozolomide Evening CYCLE 13
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 30
Arm 2: Temozolomide Evening CYCLE 32
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE0
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
How satisfied or dissatisfied are you with your current sleeping pattern?
GroupValue95% CI
Arm 1: Temozolomide Morning BASELINE3
Arm 2: Temozolomide Evening BASELINE0
Arm 1: Temozolomide Morning CYCLE 12
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 32
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE0
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 23
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 42
Arm 2: Temozolomide Evening CYCLE 42
Arm 1: Temozolomide Morning CYCLE 52
Arm 2: Temozolomide Evening CYCLE 52
Arm 1: Temozolomide Morning BASELINE3
Arm 2: Temozolomide Evening BASELINE3
Arm 1: Temozolomide Morning CYCLE 12
Arm 2: Temozolomide Evening CYCLE 13
Arm 1: Temozolomide Morning CYCLE 21
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 32
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 52
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 32
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 51
To what extent do you consider your sleep problem to interfere with your daily functioning?
GroupValue95% CI
Arm 1: Temozolomide Morning BASELINE3
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 11
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 23
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 32
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 52
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE1
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 24
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 32
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 43
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 52
Arm 1: Temozolomide Morning BASELINE2
Arm 2: Temozolomide Evening BASELINE1
Arm 1: Temozolomide Morning CYCLE 13
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 30
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE0
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 32
Arm 2: Temozolomide Evening CYCLE 32
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
How noticeable to others is your sleep problem is in terms of impairing the quality of your life
GroupValue95% CI
Arm 1: Temozolomide Morning BASELINE3
Arm 2: Temozolomide Evening BASELINE0
Arm 1: Temozolomide Morning CYCLE 11
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 22
Arm 1: Temozolomide Morning CYCLE 32
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 42
Arm 2: Temozolomide Evening CYCLE 42
Arm 1: Temozolomide Morning CYCLE 52
Arm 2: Temozolomide Evening CYCLE 52
Arm 1: Temozolomide Morning BASELINE1
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 22
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 33
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE2
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 13
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 23
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 30
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 42
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 52
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
How worried or distressed are you about your current sleep problem?
GroupValue95% CI
Arm 1: Temozolomide Morning BASELINE3
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 12
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 22
Arm 1: Temozolomide Morning CYCLE 32
Arm 2: Temozolomide Evening CYCLE 31
Arm 1: Temozolomide Morning CYCLE 43
Arm 2: Temozolomide Evening CYCLE 43
Arm 1: Temozolomide Morning CYCLE 52
Arm 2: Temozolomide Evening CYCLE 53
Arm 1: Temozolomide Morning BASELINE2
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 11
Arm 2: Temozolomide Evening CYCLE 12
Arm 1: Temozolomide Morning CYCLE 22
Arm 2: Temozolomide Evening CYCLE 22
Arm 1: Temozolomide Morning CYCLE 32
Arm 2: Temozolomide Evening CYCLE 32
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 41
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 51
Arm 1: Temozolomide Morning BASELINE1
Arm 2: Temozolomide Evening BASELINE2
Arm 1: Temozolomide Morning CYCLE 11
Arm 2: Temozolomide Evening CYCLE 11
Arm 1: Temozolomide Morning CYCLE 21
Arm 2: Temozolomide Evening CYCLE 21
Arm 1: Temozolomide Morning CYCLE 30
Arm 2: Temozolomide Evening CYCLE 32
Arm 1: Temozolomide Morning CYCLE 41
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 51
Arm 2: Temozolomide Evening CYCLE 50
Arm 1: Temozolomide Morning BASELINE0
Arm 2: Temozolomide Evening BASELINE0
Arm 1: Temozolomide Morning CYCLE 10
Arm 2: Temozolomide Evening CYCLE 10
Arm 1: Temozolomide Morning CYCLE 20
Arm 2: Temozolomide Evening CYCLE 20
Arm 1: Temozolomide Morning CYCLE 31
Arm 2: Temozolomide Evening CYCLE 30
Arm 1: Temozolomide Morning CYCLE 40
Arm 2: Temozolomide Evening CYCLE 40
Arm 1: Temozolomide Morning CYCLE 50
Arm 2: Temozolomide Evening CYCLE 50
Mean Circadian Amplitude Secondary · From start of treatment through 2 months after end of treatment (median length 100 days, full range 78-240 days)

* The ActTrust Condor Instrument watches are wrist actimetry/accelerometers. Patients will wear an accelerometer on their wrist to measure activity level during the day and at night until two months after the end of treatment. * Circadian amplitude, refers to the difference between the highest and lowest points of a circadian rhythm over a 24-hour cycle, is typically measured in the units of the rhythm being quantified. * The circadian mean amplitude was calculated per day for each patient with the mean and standard deviation reported across all days for each individual patient.

AM Patient #1
GroupValue95% CI
Arm 1: Temozolomide Morning0.78± 0.02
AM Patient #2
GroupValue95% CI
Arm 1: Temozolomide Morning0.78± 0.01
PM Patient #1
GroupValue95% CI
Arm 2: Temozolomide Evening0.81± 0.01
PM Patient #2
GroupValue95% CI
Arm 2: Temozolomide Evening0.78± 0.01
PM Patient #3
GroupValue95% CI
Arm 2: Temozolomide Evening0.77± 0.02
PM Patient #4
GroupValue95% CI
Arm 2: Temozolomide Evening0.81± 0.01
Mean Sleep Regularity Index (SRI) Secondary · From start of treatment through 2 months after end of treatment (median length 100 days, full range 78-240 days)

* The ActTrust Condor Instrument watches are wrist actimetry/accelerometers. Patients will wear an accelerometer on their wrist to measure activity level during the day and at night until two months after the end of treatment. * Sleep regularity index (SRI) is the probability of being at rest, calculated per day for each patient. An SRI closer to 0 indicates irregular sleep patterns (i.e., more variable day to day), while values closer to 1 indicate regular sleep patterns. The SRI index scale is 0\~1. * The SRI was calculated per day for each patient with the mean and standard deviation report

AM Patient #1
GroupValue95% CI
Arm 1: Temozolomide Morning0.70± 0.09
AM Patient #2
GroupValue95% CI
Arm 1: Temozolomide Morning0.79± 0.8
PM Patient #1
GroupValue95% CI
Arm 2: Temozolomide Evening0.82± 0.09
PM Patient #2
GroupValue95% CI
Arm 2: Temozolomide Evening0.69± 0.10
PM Patient #3
GroupValue95% CI
Arm 2: Temozolomide Evening0.68± 0.08
PM Patient #4
GroupValue95% CI
Arm 2: Temozolomide Evening0.82± 0.11

Adverse events — posted to ClinicalTrials.gov

Time frame: All-cause mortality was collected from start of treatment through completion of follow-up (median length of follow-up 568.5 days, full range 1-1134 days) Adverse events were collected from start of treatment through end of treatment visit (median length of treatment 6 cycles - each cycle is 28 days (full range 2-12 cycles).. Reporting threshold: 0%. Adverse-event reports describe events observed during the trial — not all are caused by the drug.

Arm 1: Temozolomide Morning
Serious: 6/22 (27%)
Deaths: 7/22
Arm 2: Temozolomide Evening
Serious: 5/20 (25%)
Deaths: 6/20

Serious adverse events (12 terms)

ReactionSystemArm 1: Temozolomide MorningArm 2: Temozolomide Evening
Death due to disease progressionNeoplasms benign, malignant and unspecified (incl cysts and polyps)
Aspartate aminotransferase increasedInvestigations
Alanine aminotransferase increasedInvestigations
FallInjury, poisoning and procedural complications
Vascular access complicationInjury, poisoning and procedural complications
PneumoniaInfections and infestations
NauseaGastrointestinal disorders
SeizureNervous system disorders
Lung infectionInfections and infestations
HeadacheNervous system disorders
SepsisInfections and infestations
HydrocephalusNervous system disorders
Other adverse events (5 terms — click to expand)

ReactionSystemArm 1: Temozolomide MorningArm 2: Temozolomide Evening
Lymphocyte count decreasedInvestigations
AnemiaBlood and lymphatic system disorders
Platelet count decreasedInvestigations
White blood cell count decreasedInvestigations
Neutrophil count decreasedInvestigations

Most-reported serious reactions: Death due to disease progression, Aspartate aminotransferase increased, Alanine aminotransferase increased, Fall, Vascular access complication, Pneumonia, Nausea, Seizure.

Data from ClinicalTrials.gov NCT02781792 adverse events section.

Sponsor's own description

Temozolomide (TMZ) is the chemotherapy drug approved by the FDA to increase survival in glioblastoma (GBM) patients beyond surgical resection and radiation therapy alone. Give its activity in astrocytomas, TMZ is commonly used in grade III anaplastic astrocytoma (AA) as well. Both grade III AA and grade IV GBM are high grade gliomas (HGG). The short half-life of this drug and known oscillations in DNA damage repair make it an ideal candidate for chronotherapy. Chronotherapy is the improvement of treatment outcomes by minimizing treatment toxicity and maximizing efficacy through delivery of a medication according to the timing of biological rhythms within a patient. Chronotherapy has improved outcomes through the reduction of side effects and increase in anti-tumor activity for a variety of cancers, but has never been applied to the treatment of gliomas. Based on the preliminary preclinical data for chronotherapeutic TMZ treatment of intracranial glioma xenografts and the success of chronotherapy in the treatment of other cancers, the investigators hypothesize that the timing of TMZ treatment will alter its efficacy and toxicity.

Publications & conference data

8 peer-reviewed publications reference this trial (live from Europe PMC):

  1. Temozolomide chronotherapy in patients with glioblastoma: a retrospective single-institute study.
    Damato AR, Luo J, Katumba RGN, Talcott GR, et al · · 2021 · cited 61× · PMID 33959716 · DOI 10.1093/noajnl/vdab041
  2. Updates in IDH-Wildtype Glioblastoma.
    Melhem JM, Detsky J, Lim-Fat MJ, Perry JR. · · 2022 · cited 55× · PMID 35641844 · DOI 10.1007/s13311-022-01251-6
  3. Chronotherapy in Glioblastoma: state of the art and future perspectives.
    Petković M, Henis M, Heese O, Relógio A. · · 2023 · cited 32× · PMID 36796229 · DOI 10.1016/j.ebiom.2023.104470
  4. A randomized feasibility study evaluating temozolomide circadian medicine in patients with glioma.
    Damato AR, Katumba RGN, Luo J, Atluri H, et al · · 2022 · cited 29× · PMID 35601970 · DOI 10.1093/nop/npac003
  5. Adjusting the Molecular Clock: The Importance of Circadian Rhythms in the Development of Glioblastomas and Its Intervention as a Therapeutic Strategy.
    Wagner PM, Prucca CG, Caputto BL, Guido ME. · · 2021 · cited 20× · PMID 34361055 · DOI 10.3390/ijms22158289
  6. Personalized medicine and circadian rhythms: Opportunities for modern society.
    Greco CM, Sassone-Corsi P. · · 2020 · cited 18× · PMID 32433754 · DOI 10.1084/jem.20200702
  7. Circadian Rhythms of the Blood-Brain Barrier and Drug Delivery.
    Kim M, Keep RF, Zhang SL. · · 2024 · cited 13× · PMID 38484027 · DOI 10.1161/circresaha.123.323521
  8. Integration of circadian rhythms and immunotherapy for enhanced precision in brain cancer treatment.
    Quist M, van Os M, van Laake LW, Bovenschen N, et al · · 2024 · cited 11× · PMID 39413708 · DOI 10.1016/j.ebiom.2024.105395

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Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT02781792.

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