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临床试验/2024-516896-34-00
2024-516896-34-00招募中2 期

Phase I/II combination umbrella trial in progressive/relapsed/refractory pediatric low-grade glioma (pLGG) (EPILOGUE)

Universitaetsklinikum Heidelberg AöR9 个研究点 分布在 5 个国家目标入组 34 人开始时间: 2026年2月28日最近更新:
干预措施

试验速览

阶段
2 期
状态
招募中
发起方
入组人数
34
试验地点
9
主要终点
DLT of the combination treatment regimens

研究概览

简要总结

The aim of this study is to identify promising single agent or combination-based treatment regimen(s) in a phase I/II multi-arm umbrella trial design with an intra-individual dose escalation concept in order to achieve the optimal dose in terms of safety and activity for each patient.

研究设计

分配方式
Randomized
主要目的
Phase I/II with an intra-individual dose escalation
盲法
None

入排标准

年龄范围
0 years 至 64 years(18-64 Years, 0-17 Years)
接受健康志愿者

入选标准

  • Children and adolescents with progressive/relapsed/refractory pLGG and an indication for treatment, post first or maximum second line therapy (chemotherapy, targeted therapy, radiotherapy).
  • Patients receiving steroids for tumor-associated symptoms must be on a stable dose (e.g., no initial/loading dose or no increase) for 14 days prior to start of treatment.
  • Life expectancy > 3 months, sufficient general condition score (Lansky scale ≥ 70 or Karnofsky scale ≥ 70). Transient states like infections can be accepted, and also stable disabilities resulting from disease/surgery (hemiparesis etc.) can be accepted (they can be ignored for purposes of Lansky/Karnofsky assessments).
  • Participant is able and willing to swallow and retain oral study medication.
  • Adequate hematologic and organ function within 14 days before the first study treatment on Day 1 of Cycle 1, as defined by the following: - Hematology: Absolute granulocytes ≥ 1.0 × 109/L (unsupported) Platelets ≥ 100 × 109/L (transfusions allowed per institutional guidelines; last transfusion > 2 weeks prior to start of treatment, need to be stable) Hemoglobin ≥ 8 g/dl or ≥ 4.96 mmol/L (transfusions allowed per institutional guidelines; last transfusion > 2 weeks prior to start of treatment) - Biochemistry: Total bilirubin ≤ 1.5 x upper limit of normal (ULN) AST (SGOT) ≤ 3 x ULN ALT (SGPT) ≤ 3 x ULN Serum creatinine ≤ 1.5 x ULN. Patients with documented Gilbert’s Disease may be enrolled provided total bilirubin ≤ 2.0 × ULN and in the opinion of the Investigator, patient can safely participate in the study.
  • ECG: normal QTc interval according to Bazett formula < 440 ms within 28 days prior to initiation of treatment.
  • BSA ≥ 0.9 m2 (Calculated by Mosteller formula).
  • Females of childbearing potential must have a negative serum or urine pregnancy test within 7 days prior to initiation of treatment.
  • Sexually active women of childbearing potential must agree to use two acceptable methods of contraception during heterosexual intercourse in which one method must be a barrier method (a condom is preferred) in addition to one of the acceptable highly effective birth control methods during the study and for at least 180 days after the last study treatment administration.
  • Sexually active male patients with a female partner of reproductive potential must agree to use a condom in addition to one of the highly effective contraception methods for at least 120 days after the last study treatment administration.
  • Willingness and ability to complete all study-related assessments, including electronic patient-reported outcome (ePRO) (PROMIS) assessments, in the investigator’s judgment.
  • Histopathologic diagnosis of glioma or glioneuronal tumor (Grade 1 or 2, according to 2021 WHO Classification for CNS tumors).
  • Ability of patient and/or legal representative(s) to understand the character and individual consequences of clinical trial.
  • Absence of any psychological, familial, sociological or geographical condition potentially hampering compliance with the study protocol and follow-up schedule; those conditions should be discussed with the patient before registration in the trial.
  • Written informed consent, also concerning data, tumor and blood sample transfer, must be obtained according to International Conference on Harmonization of Technical Requirements (ICH)/Good Clinical Practice (GCP), and to national/local regulations, before patient screening and registration.
  • „Treat-Biopsy“ group only: Patients requiring partial resection/biopsy either immediately before enrollment or upon progression under trial treatment as part of their standard of care.
  • DNA methylation classification in accordance with pLGG diagnosis.
  • Presence of a genetic activating RAF alteration (e.g. KIAA1549::BRAF fusion, BRAF V600E mutation, RAF1-fusions).
  • Molecular analysis performed per LOGGIC Core BioClinical Databank (DRKS00019035) or equivalent.
  • Transfer of molecular data (Panel, DNA methylation and optional RNA sequencing) to EPILOGUE trial (if not in LOGGIC Core BioClinical Databank).
  • Age at the time of signing informed consent ≥ 6 to ≤ 21 years.
  • In case of enrollment shortly after tumor operation (including stereotactic biopsy), postoperative MRI must be performed within 72 hours following surgery.
  • Disease that is measurable according to RAPNO-LGG criteria.

排除标准

  • Patients with high-grade gliomas or tumors of unknown malignant potential including tumors with histone H3 mutation, isocitrate dehydrogenase (IDH) 1/2 mutation and/or cyclin-dependent kinase inhibitor (CDKN)2A/B deletion.
  • Concomitant treatment with a strong cytochrome P450 2C8 (CYP2C8) or 3A4 (CYP3A4), 1A2 (CYP1A2) and CYP2D6 inhibitor/inducer, or treatment with medications that are substrates of breast cancer resistance protein (BCRP) with a narrow therapeutic index to tovorafenib, other than those allowed per Section 5.8.1 and Section 5.8.2, within 14 days before initiation of therapy. Medications that are substrates of CYP2C8 or CYP3A4 are allowed but should be used with caution.
  • Traditional herbal medicines; these therapies are not fully studied and their use may result in unanticipated drug-drug interactions that may cause or confound the assessment of toxicity. As part of the enrollment/informed consent procedures, the patient will be counseled on the risk of interactions with other agents, and what to do if new medications need to be prescribed or if the patient is considering a new over-the-counter medicine or herbal product. For information on CYP inhibitors or inducers and P-glycoprotein inhibitors or inducers see Section 5.8.1 and Section 5.8.
  • Patients with history of hypersensitivity to the investigational medicinal product or to any drug with similar chemical structure or to any excipient present in the pharmaceutical form (including benzamide) of the investigational medicinal product.
  • Pregnant or lactating females.
  • Patient is held in an institution by legal or official order.
  • Patient is financially dependent on the Sponsor, Investigator or trial site.
  • Participation in other ongoing clinical trials.
  • Previous participation in this clinical trial.
  • Patients with known or suspected by investigator diagnosis of NF-
  • Patients with CNS tumors or metastases who are neurologically unstable despite adequate treatment (e.g. convulsions).
  • Patients with any contraindication to oral agents or significant nausea and vomiting, malabsorption, or significant small bowel resection that, in the opinion of the investigator, would preclude adequate drug absorption.
  • Participants who have clinically significant, uncontrolled heart disease.
  • Participants who have received any anticancer therapy (e.g., chemotherapy, immunotherapy, targeted therapy, biological response modifiers, endocrine anticancer therapy, bevacizumab) within 2 weeks or at least 5 half-lives (whichever is longer) of study drug administration.
  • Patients received radiotherapy within 12 weeks of study drug administration.
  • Patients previously treated with ulixertinib.
  • Patients undergone through major surgical procedure unrelated to pLGG within 21 days prior to randomization or anticipation of the need for major surgery during study treatment. Gastrostomy, ventriculo-peritoneal shunt, endoscopic ventriculostomy, tumor biopsy and insertion of central venous access devices are not considered major surgery, but for these procedures, a 48 hour interval must be maintained before the first dose of an investigational drug is administered.

研究组 & 干预措施

Vinblastinsulfat Teva® 1 mg/ml Injektionslösung

Test

干预措施: Vinblastinsulfat Teva® 1 mg/ml Injektionslösung (Drug)

Tovorafenib

Test

干预措施: Tovorafenib (Drug)

结局指标

主要结局

DLT of the combination treatment regimens

DLT of the combination treatment regimens

Best response (CR or PR) will be based on RAPNO-LGG criteria, defined for each patient as the best response under study treatment period (maximum 12 cycles) (assessment every 8 weeks) by central review.

Best response (CR or PR) will be based on RAPNO-LGG criteria, defined for each patient as the best response under study treatment period (maximum 12 cycles) (assessment every 8 weeks) by central review.

次要结局

  • Duration of Response (DOR) and Disease Control Rate (DCR)
  • Adverse events according to Common Toxicity Criteria for Adverse Events (CTCAE) v5.0
  • PFS and OS
  • RR in the population that reaches MTD
  • Selection of promising arm(s) for further investigation by steering committee on the basis of the totality of data (activity, tolerability and functional outcome(s))
  • ORR2, DOR2, DCR2 and PFS2 after re-challenge for rebound tumor growth
  • MR based on RAPNO-LGG
  • TTR and time to best response
  • Comparison of best response between treatment arms
  • Ulixertinib and tovorafenib plasma PK

研究者

发起方
Universitaetsklinikum Heidelberg AöR
申办方类型
Hospital/Clinic/Other health care facility
责任方
Principal Investigator
主要研究者

Melanie Heiß

Scientific

Universitaetsklinikum Heidelberg AöR

研究点 (9)

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