2nd Affiliated Hospital, School of Medicine, Zhejiang University, China
Hangzhou, China
Location status: Recruiting
NCT Number: NCT06936046
This study is a prospective Bayesian adaptive randomized phase II clinical trial of enhanced adjuvant therapy for newly diagnosed glioblastoma with partial surgical resection or short-term progression. The Stupp regimen is the standard treatment regimen (control group), while the experimental group receives enhanced treatment by combining different drugs or increasing the radiation dose based on the Stupp standard treatment regimen. Participants will undergo screening and evaluation according to the inclusion and exclusion criteria of the protocol, within 28 days prior to randomization. Patients who agree to participate in this study will sign an informed consent form (ICF) prior to the screening process. After completing all screening activities, those who meet the criteria can start receiving study treatment. Based on sample size estimation, a total of 210 patients are planned to be enrolled. Among the first 28 patients, an average of 7 patients will be allocated to each group for initial randomization to ensure the balance of each group in the early stages of the trial. Starting from the 29th patient, the 12-month PFS rate will be re estimated for every 15 patients enrolled, and the subsequent randomization probability will be calculated based on the observed data. On the first day of self adjuvant therapy, the PD-1/VEGF bispecific group received intravenous administration of PD-1/VEGF bispecific antibody 20mg/kg treatment, with 21 days per cycle, is expected to be administered for a total of 8 cycles. The PD-1/CTLA-4 dual antibody group received intravenous infusion of 6mg/kg PD-1/CTLA-4 dual antibody once on the first day of self adjuvant therapy, with 14 days per cycle. It is expected to be administered for a total of 12 cycles. The dose adjusted Stupp regimen group (mStupp) administered PGTV locally to residual or short-term recurrent lesions after surgery 66Gy/30Gy high-dose irradiation, PTV1 60Gy/30F in high-risk areas around the tumor bed, and 54Gy/30F radiotherapy in low-risk areas. Each group will have weekly blood routine, liver and kidney function, myocardial enzyme spectrum, thyroid function, electrocardiogram, and head MR every 4 weeks to evaluate the efficacy and toxic side effects. Follow up observation will be conducted. The study will start on January 1, 2025 and end on December 31, 2027, to explore the efficacy of enhanced adjuvant therapy for newly diagnosed glioblastoma with partial surgical resection or short-term progression.
Interested in participating?
Request Info18 year and older
All sexes
Interventional
Phase 2
Hangzhou, China
Location status: Recruiting
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
12)Medical history or disease evidence that may interfere with the trial results, hinder the subjects' full participation in the study, abnormal treatment or laboratory test values, or other situations that the researchers consider unsuitable for inclusion.
Starting 2-6 weeks after surgery, synchronous TMZ radiotherapy and chemotherapy will be performed. After completing synchronous radiotherapy and chemotherapy for 28 days, TMZ combined with PD-1/VEGF dual antibody will be used as adjuvant therapy. PD-1/VEGF dual antibody 20mg/kg intravenous infusion once, with a cycle of 21 days.
Starting 2-6 weeks after surgery, synchronous TMZ radiotherapy and chemotherapy will be performed. After completing synchronous radiotherapy and chemotherapy for 28 days, TMZ combined with PD-1/CTLA-4 dual antibody will be used as adjuvant therapy. PD-1/CTLA-4 dual antibody 6mg/kg intravenous infusion once, with a cycle of 14 days.
Starting 2-6 weeks after surgery, synchronous TMZ radiotherapy and chemotherapy will be performed. For partially resected lesions or short-term recurrence and progression lesions after surgery, high-dose PGTV 66Gy/30Gy will be given locally. PTV1 in high-risk areas around the tumor bed will be 60Gy/30F, and in low-risk areas will be 54Gy/30F. After completing synchronous radiotherapy and chemotherapy for 28 days, 6 cycles of adjuvant TMZ chemotherapy will be started.
Synchronized TMZ radiotherapy and chemotherapy will begin 2-6 weeks after surgery, and 6 cycles of adjuvant TMZ chemotherapy will begin 28 days after completing the synchronized radiotherapy and chemotherapy. Radiotherapy regimen: PTV1 60Gy/30F in high-risk areas around the tumor bed, 54Gy/30F in low-risk areas. TMZ synchronous chemotherapy regimen: 75mg/m2 po qd. TMZ adjuvant chemotherapy regimen: The first cycle is 150mg/m2 po qd on d1-5,28 days; Cycle 2-6: Cycle 1: 200mg/m2 po qd for d1-5,28 days.
Time frame: 3 months
The proportion of patients in the population who did not progress and survived after 3 months of treatment after enrollment (using RANO 2.0 criteria).
Time frame: 6 months
The proportion of patients in the population who did not progress and survived after 6 months of treatment after enrollment(using RANO 2.0 criteria).
Time frame: 1-year
The proportion of patients in the population who did not progress and survived after 12 months of treatment after enrollment (using RANO 2.0 criteria).
Time frame: 3/6/12/24 months
The survival rate of patients in different time periods after starting treatment after enrollment.
Time frame: 2 years
Use EORTC QLQ-C30 scale to monitor changes in quality of life at baseline and during treatment.
Time frame: 2 years
Monitoring the incidence and severity of radiation-induced brain necrosis based on CTCAE version 5.0 standard.
Contact information is provided by the study sponsor or research team.
Second Affiliated Hospital, School of Medicine, Zhejiang University
Other
Enhanced Adjuvant Therapy for Newly Diagnosed Glioblastoma With Partial Surgical Resection or Short-term Progression: a Bayesian Adaptive Randomized Phase II Study
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View the official ClinicalTrials.gov record (opens in a new tab)This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.
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