scholarly journals The Herby Study: a Phase 2 Open-Label, Randomized, Multicenter Study of Bevacizumab-Based Therapy in Pediatric Patients with Newly Diagnosed High-Grade Glioma

2014 ◽  
Vol 25 ◽  
pp. iv145
Author(s):  
J. Grill ◽  
D. Hargrave ◽  
P. Varlet ◽  
T. Jaspan ◽  
C. Jones ◽  
...  
2018 ◽  
Vol 36 (10) ◽  
pp. 951-958 ◽  
Author(s):  
Jacques Grill ◽  
Maura Massimino ◽  
Eric Bouffet ◽  
Amedeo A. Azizi ◽  
Geoffrey McCowage ◽  
...  

Purpose Bevacizumab (BEV) is approved in more than 60 countries for use in adults with recurrent glioblastoma. We evaluated the addition of BEV to radiotherapy plus temozolomide (RT+TMZ) in pediatric patients with newly diagnosed high-grade glioma (HGG). Methods The randomized, parallel group, multicenter, open-label HERBY trial ( ClinicalTrials.gov identifier: NCT01390948) enrolled patients age ≥ 3 years to ≤ 18 years with localized, centrally neuropathology-confirmed, nonbrainstem HGG. Eligible patients were randomly assigned to receive RT + TMZ (RT: 1.8 Gy, 5 days per week, and TMZ: 75 mg/m2 per day for 6 weeks; 4-week treatment break; then up to 12 × 28-day cycles of TMZ [cycle 1: 150 mg/m2 per day, days 1 to 5; cycles 2 to 12: 200 mg/m2 per day, days 1 to 5]) with or without BEV (10 mg/kg every 2 weeks). The primary end point was event-free survival (EFS) as assessed by a central radiology review committee that was blinded to treatment. We report findings of EFS at 12 months after the enrollment of the last patient. Results One hundred twenty-one patients were enrolled (RT+TMZ [n = 59]; BEV plus RT+TMZ [n = 62]). Central radiology review committee–assessed median EFS did not differ significantly between treatment groups (RT+TMZ, 11.8 months; 95% CI, 7.9 to 16.4 months; BEV plus RT+TMZ, 8.2 months; 95% CI, 7.8 to 12.7 months; hazard ratio, 1.44; P = .13 [stratified log-rank test]). In the overall survival analysis, the addition of BEV did not reduce the risk of death (hazard ratio, 1.23; 95% CI, 0.72 to 2.09). More patients in the BEV plus RT+TMZ group versus the RT+TMZ group experienced one or more serious adverse events (n = 35 [58%] v n = 27 [48%]), and more patients who received BEV discontinued study treatment as a result of adverse events (n = 13 [22%] v n = 3 [5%]). Conclusion Adding BEV to RT+TMZ did not improve EFS in pediatric patients with newly diagnosed HGG. Our findings were not comparable to those of previous adult trials, which highlights the importance of performing pediatric-specific studies.


2018 ◽  
Vol 20 (suppl_6) ◽  
pp. vi201-vi201
Author(s):  
Sharon Gardner ◽  
Fernando Suarez ◽  
James M Stafford ◽  
Rohinton S. Tarapore ◽  
Krystal Merdinger ◽  
...  

2020 ◽  
Vol 38 (15_suppl) ◽  
pp. 3619-3619
Author(s):  
Sharon L. Gardner ◽  
Carl Johannes Koschmann ◽  
Rohinton Tarapore ◽  
Jeffrey C. Allen ◽  
Wafik Tharwat Zaky ◽  
...  

3619 Background: ONC201 is a first-in-class DRD2 antagonist and ClpP agonist that has demonstrated promising activity in high-grade glioma preclinical models and radiographic regressions with single agent ONC201 in recurrent H3 K27M-mutant glioma patients . The recommended phase 2 dose (RP2D) of 625mg ONC201 orally once a week has been established in adult patients as well tolerated and biologically active. ONC201 efficacy has been shown in high-grade glioma preclinical models and radiographic regressions with single agent ONC201 have been reported in adult recurrent H3 K27M-mutant glioma patients. We report results from the first Phase I pediatric clinical trial of ONC201. Methods: This open-label, multi-center trial for pediatric H3 K27M-mutant glioma or non-biopsied DIPG employed a 3+3 dose-escalation and dose-expansion design with 6 arms. Arms A and E, which have completed accrual, determined the RP2D of ONC201 using oral capsule and liquid formulations in post-radiation pediatric H3 K27M-mutant glioma patients ONC201, respectively. Arm B aims to determine the RP2D for ONC201 in combination with radiotherapy in patients with newly diagnosed DIPG. Arms C and D aim to measure intratumoral ONC201 concentrations in midline glioma patients and the impact of ONC201 on H3 K27M DNA levels in CSF, respectively. Arm F was recently opened to study ONC201 as a single agent in patients with progressive H3 K27M-mutant tumors (excluding DIPG and spinal cord tumors) following radiotherapy. After determining the RP2D, a dose-expansion cohort will evaluate the safety, radiographic response, and activity of ONC201. Results: An RP2D of weekly 625mg ONC201 scaled by body weight as a capsule or in liquid formulation was established in the primary endpoints of arms A, B and E alone or in combination with radiation, without incidence of dose-limiting toxicity (DLT). Pharmacokinetic profiles were similar to those observed in adults (T1/2: 8.4h; Tmax: 2.1h; Cmax: 2.3ug/mL; AUC0-tlast: 16.4ug/mL), with similar exposure across body weights. Conclusions: ONC201 was well tolerated without DLTs at the same adult RP2D scaled by body weight as monotherapy or in combination with radiotherapy in pediatric H3 K27M-mutant glioma patients. Further investigation of ONC201 to treat H3 K27M-mutant glioma and DIPG is warranted. Clinical trial information: NCT03416530 .


2015 ◽  
Vol 124 (2) ◽  
pp. 299-305 ◽  
Author(s):  
Michael B. Streiff ◽  
Xiaobu Ye ◽  
Thomas S. Kickler ◽  
Serena Desideri ◽  
Jayesh Jani ◽  
...  

2021 ◽  
Vol 39 (15_suppl) ◽  
pp. TPS2069-TPS2069
Author(s):  
Katherine B. Peters ◽  
John L. Villano ◽  
Nicholas A. Butowski ◽  
Adam Louis Cohen ◽  
Joe Sammy Mendez ◽  
...  

TPS2069 Background: High-grade gliomas (WHO grade III-IV) patients experience marked morbidity and mortality. While the standard of care for newly diagnosed high-grade glioma patients is surgery followed by concurrent chemotherapy and radiation therapy (RT), the outcomes remain poor. BMX-001 (MnTnBuOE-2-PyP5+) is a metalloporphyrin with differential action in response to radiation therapy and chemotherapy-induced oxidative stress. As shown in preclinical evaluations, BMX-001, when used with radiation, can protect normal, healthy tissues and augment cell kill in malignant cancer cells, notably, human glioblastoma xenografts. We evaluated the safety of BMX-001 in combination with concurrent RT and temozolomide (TMZ) in a phase 1 study of newly diagnosed high-grade glioma patients and we found that BMX-001 is safe and well-tolerated in this population. The maximum tolerated dose of BMX-001 during concurrent RT and TMZ was determined to be 28 mg delivered subcutaneously (SC) followed by 16 biweekly SC doses at 14 mg (Peters et al., Neuro-Oncology 2018). Methods: For this multi-site, open-label, phase 2 study (NCT02655601), we will randomize approximately 160 patients 1:1 to concurrent RT and TMZ with BMX-001 versus concurrent RT and TMZ alone. Key eligibility criteria include newly diagnosed histologically confirmed high-grade glioma (WHO III-IV), 18 ≥ years, and Karnofsky performance status ≥ 70%. The primary endpoint is overall survival. Secondary endpoints are objective cognitive performance, bone marrow protection, safety and tolerability, progression-free survival, overall tumor response rate, and plasma pharmacokinetics. Exploratory endpoints are patient-reported outcomes of health-related quality of life (as assessed by Functional Assessment of Cancer Therapy–Brain, Functional Assessment of Cancer Therapy-Cognition, and Functional Assessment of Chronic Illness Therapy-Fatigue), qualitative hair loss, and white matter integrity (as measured by MRI diffusion tensor/susceptibility imaging). Since November 2018, this phase 2 study has enrolled 147 of 160 high-grade glioma patients at nine sites in US. Clinical trial information: NCT02655601.


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