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A Prospective, Open-label, Randomized, Multicenter Phase-III Trial to Evaluate the Efficacy of Pirtobrutinib and Epcoritamab Compared With R-(Mini)-CHOP for Treatment of Patients With DLBCL-type Richter Transformation (CLLRT2)

2026년 10월 28일 업데이트: German CLL Study Group

The aim of the trial is to Evaluate the Efficacy of Pirtobrutinib and Epcoritamab Compared With R-(Mini)-CHOP for Treatment of Patients With DLBCL-type Richter Transformation

연구 개요

상태

모병

정황

개입 / 치료

상세 설명

This trial is a phase 2 study and - according to the definitions of the ICH Harmonized Tripartite Guide-line E8 - a therapeutic exploratory type of study, which is designed as a prospective, multicenter, open label trial. The trial aims to investigate the efficacy and safety of a fixed-duration treatment ap-proach in patients aged 80 years or older and/or those exhibiting symptoms of frailty.

연구 유형

중재적

등록 (추정된)

116

단계

  • 2 단계

연락처 및 위치

이 섹션에서는 연구를 수행하는 사람들의 연락처 정보와 이 연구가 수행되는 장소에 대한 정보를 제공합니다.

연구 장소

      • Copenhagen, 덴마크, 2100
      • Cologne, 독일, 50937
      • Dresden, 독일, 01307
        • 아직 모집하지 않음
        • Technische Universitaet Dresden
        • 연락하다:
      • Frankfurt, 독일, 60590
      • Heidelberg, 독일, 69120
      • Kiel, 독일, 24105
        • 아직 모집하지 않음
        • Universitätsklinikum Schleswig-Holstein Campus Kiel
        • 연락하다:
      • Ulm, 독일, 89081
      • Dublin, 아일랜드, Dublin 9
      • Galway, 아일랜드, H91 YR71
        • 모병
        • University Hospital Galway
        • 연락하다:
      • Innsbruck, 오스트리아, 6020
        • 아직 모집하지 않음
        • Medizinische Universitaet Innsbruck
        • 연락하다:
      • Vienna, 오스트리아, 1090
      • Melbourne, 호주, 3000
        • 모병
        • Peter MacCallum Cancer Center
        • 연락하다:

참여기준

연구원은 적격성 기준이라는 특정 설명에 맞는 사람을 찾습니다. 이러한 기준의 몇 가지 예는 개인의 일반적인 건강 상태 또는 이전 치료입니다.

자격 기준

공부할 수 있는 나이

18년 이상 (성인, 고령자)

건강한 자원 봉사자를 받아들입니다

아니

연구 대상 성별

모두

설명

Inclusion Criteria:

  1. Age ≥80 years OR considered frail defined by a frailty score of >2 on the FRAIL scale via the patient´s assessment

  2. Has documented treatment-naïve CLL or small lymphocytic lymphoma (SLL) according to iwCLL 2018 criteria3

  3. CLL/SLL requiring treatment according to the iwCLL 2018 criteria3

  4. Adequate marrow function independent of growth factor or transfusion support within 2 weeks of screening as follows, unless cytopenia is due to marrow involvement of CLL:

    • Absolute neutrophil count ≥ 1.0 × 10^9/L
    • Platelet counts ≥ 30 × 10^9/L; in cases of thrombocytopenia clearly due to marrow in-volvement of CLL (per the discretion of the investigator); platelet count should be ≥ 10 × 10^9/L if there is bone marrow involvement
    • Total haemoglobin ≥ 9 g/dL (without transfusion support, unless anaemia is due to mar-row involvement of CLL)
  5. Adequate liver function as indicated by a total bilirubin, AST, and ALT ≤2 times the institutional upper limit of normal (ULN) value unless directly attributable to the patient's CLL or Gilbert's syndrome

  6. Adequate renal function defined by a value ≥30 mL/min, determined either by creatinine clearance directly measured with a 24-hour urine collection or via estimated GFR calculated according to the CKD-EPI equation or Cystatin C measurements (e.g. in sarcopenic patients).

  7. Negative serological testing for hepatitis B (HBsAg negative and anti-HBc negative; patients positive for anti-HBc may be included if PCR for HBV DNA is negative and HBV-DNA PCR is performed repeatedly until 6 months after last month of treatment), negative testing for hepa-titis C RNA within 6 weeks prior to registration

  8. Life expectancy ≥ 3 months

  9. In case of a recent previous (i.e. debulking) treatment, patients must have recovered from acute toxicities and treatment regimen must be stopped within the following time periods be-fore start of the study treatment in the CLL-Frail2 trial:

    • chemotherapy ≥ 28 days
    • antibody treatment ≥ 14 days
    • corticosteroids may be applied until the start of the study therapy; these have to be re-duced to an equivalent of ≤ 20mg prednisolone per day during treatment
  10. Signed informed consent and, in the investigator's judgment, able to comply with the study protocol

  11. Ability and willingness to provide written informed consent and to adhere to the study visit schedule and other protocol requirements

Exclusion Criteria:

  • 1. Previous CLL-directed therapies 2. Transformation of CLL to aggressive NHL (Richter's transformation or pro-lymphocytic leu-kaemia) 3. Patients with a history of confirmed progressive multifocal leukoencephalopathy (PML) 4. Uncontrolled autoimmune condition 5. Malignancies other than CLL currently requiring systemic therapies (unless the malignant dis-ease is in a stable remission at the discretion of the treating physician) 6. Uncontrolled infection currently requiring systemic treatment 7. Any serious medical condition or abnormality in clinical laboratory tests that, in the investiga-tor's judgment, precludes the patient's safe participation in and completion of the study 8. Requirement of treatment with any moderate or strong CYP3A4 inhibitor or strong CYP3A4 inducer (≤ 14 days or 5 half-lives, whichever is shorter) before the first dose of study drug, or requiring ongoing treatment with a moderate or strong CYP3A inhibitor or a strong CYP3A in-ducer.

    9. Requirement of therapy with phenprocoumon or other vitamin K antagonists 10. Known active infection with HIV, or serologic status reflecting active hepatitis B or C infection as follows:

    • Presence of hepatitis B surface antigen (HBsAg) or hepatitis B core antibody (HBcAb). Patients with presence of HBcAb, but absence of HBsAg, are eligible if hepatitis B virus (HBV) DNA is undetectable (< 20 IU), and if they are willing to undergo monitoring for HBV reactivation

    • Presence of hepatitis C virus (HCV) antibody. Patients with presence of HCV antibody are eligible if HCV RNA is undetectable 11. Major surgery within 4 weeks of the first dose of study drug 12. Any uncontrolled or clinically significant cardiovascular disease including the following:

    • New York Heart Association class III or IV congestive heart failure

    • History of clinically significant arrhythmias (eg, sustained ventricular tachycardia, ventricu-lar fibrillation, torsades de pointes) 13. History of severe bleeding disorder such as hemophilia A, hemophilia B, von Willebrand dis-ease if not CLL/SLL related, or history of spontaneous bleeding requiring blood transfusion or other medical intervention 14. Unable to swallow capsules or disease significantly affecting gastrointestinal function such as malabsorption syndrome, resection of the stomach or small bowel, bariatric surgery proce-dures, symptomatic inflammatory bowel disease, or partial or complete bowel obstruction.

      15. Use of investigational agents, e.g. monoclonal antibodies or other experimental drugs within clinical trials, which might interfere with the study drug within 28 days (or 5 times half-life [t1/2] of the compound, whichever is longer) prior to registration 16. Known hypersensitivity to zanubrutinib or sonrotoclax or any of the excipients 17. Pregnant women and nursing mothers (a negative pregnancy test is required for all women of childbearing potential within 7 days before start of treatment) 18. Fertile men or women of childbearing potential unless:

    • surgically sterile or ≥ 2 years after the onset of menopause, or

    • willing to use two methods of reliable contraception including one highly effective contra-ceptive method (Pearl Index <1) and one additional effective (barrier) method during study treatment and for 7 days after sonrotoclax and 30 days after zanubrutinib respec-tively 19. Vaccination with a live vaccine <28 days prior to registration 20. Legal incapacity 21. Prisoners or subjects who are institutionalized by regulatory or court order 22. Persons who are in dependence to the sponsor or an investigator

공부 계획

이 섹션에서는 연구 설계 방법과 연구가 측정하는 내용을 포함하여 연구 계획에 대한 세부 정보를 제공합니다.

연구는 어떻게 설계됩니까?

디자인 세부사항

  • 주 목적: 치료
  • 할당: 무작위
  • 중재 모델: 병렬 할당
  • 마스킹: 없음(오픈 라벨)

무기와 개입

참가자 그룹 / 팔
개입 / 치료
활성 비교기: Arm A: R-(mini)-CHOP

Cycle 1-6 Day 1: Cyclophosphamide 750 mg/m2 iv Doxorubicin 50 mg/m2 iv Vincristine 1.4 mg/m2 (max 2 mg) iv Rituximab 375 mg/m2 iv Day 1-5: Prednisolone 100 mg po

If R-CHOP-ineligible*, R-mini-CHOP3 is administered:

Cycle 1-6 Day 1: Cyclophosphamide 400 mg/m2 iv Doxorubicin 25 mg/m2 iv Vincristine 1 mg iv Rituximab 375 mg/m2 iv or sc Day 1-5: Prednisolone 100 mg po

750 mg/m2 iv (R-CHOP) or 400 mg/m2 iv (R-mini-CHOP)

50 mg/m2 iv (R-CHOP) or 25 mg/m2 iv (R-mini-CHOP)

1.4 mg/m2 iv (R-CHOP) or 1 mg/m2 iv (R-mini-CHOP)

375 mg/m2 iv (R-CHOP) or 375 mg/m2 iv or sc (R-mini-CHOP)

실험적: Arm B: Epcoritamab-Pirtobrutinib

12 cycles: Cycle 1 Day 1-21: Pirtobrutinib 200 mg QD po Day 1: Epcoritamab 0.16 mg sc Day 8: Epcoritamab 0.8 mg sc Day 15: Epcoritamab 48 mg sc

Cycle 2-4 Day 1-21: Pirtobrutinib 200 mg QD po Day 1, 8, 15: Epcoritamab 48 mg sc

Cycle 5+6 Day 1-21: Pirtobrutinib 200 mg QD po Day 1: Epcoritamab 48 mg sc

Cycle 7-12:

Day 1-28: Pirtobrutinib 200 mg QD po Day 1: Epcoritamab 48 mg sc

For patients with CR, PR or SD after 12 cycles (=EO[C]T), maintenance treatment with pirtobrutinib 200 mg QD until unacceptable toxicity, disease progression or allogeneic stem cell transplantation will be offered.

Cycle 1 Day 1-21: Pirtobrutinib 200 mg QD po Day 1: Epcoritamab 0.16 mg sc Day 8: Epcoritamab 0.8 mg sc Day 15: Epcoritamab 48 mg sc

Cycle 2-28 Epcoritamab 48 mg sc

다른 이름들:
  • Epkinly®

Pirtobrutinib 200 mg QD po

다른 이름들:
  • Jaypirca®

연구는 무엇을 측정합니까?

주요 결과 측정

결과 측정
측정값 설명
기간
PFS
기간: approx. 40 months after first subject in

Investigator-assessed progression-free survival (PFS) according to Lugano criteria

approx. 40 months after first subject in

2차 결과 측정

결과 측정
측정값 설명
기간
ORR
기간: approx. 40 months after first subject in

Overall response rate (ORR) at the end of (combination) treatment according to Lugano criteria

approx. 40 months after first subject in
CRR
기간: approx. 40 months after first subject in

Complete response rate (CRR) at the end of (combination) treatment according to Lugano criteria

approx. 40 months after first subject in
Best response according to Lugano criteria
기간: approx. 40 months after first subject in

Best response according to Lugano criteria

approx. 40 months after first subject in
Undetectable minimal residual disease (uMRD)
기간: approx. 40 months after first subject in

Undetectable minimal residual disease (uMRD) rates in peripheral blood at the end of (combination) treatment

approx. 40 months after first subject in
DOR
기간: approx. 40 months after first subject in

Duration of response (DOR) according to Lugano criteria

approx. 40 months after first subject in
Overall survival (OS)
기간: approx. 40 months after first subject in

Overall survival (OS)

approx. 40 months after first subject in
TTNT
기간: approx. 40 months after first subject in

Time to next treatment (TTNT)

approx. 40 months after first subject in
TFS
기간: approx. 40 months after first subject in

Treatment-free survival (TFS)

approx. 40 months after first subject in
SCT
기간: approx. 40 months after first subject in

Proportion of patients receiving allogeneic stem cell transplantation (SCT) for consolidation

approx. 40 months after first subject in

공동 작업자 및 조사자

여기에서 이 연구와 관련된 사람과 조직을 찾을 수 있습니다.

스폰서

협력자

연구 기록 날짜

이 날짜는 ClinicalTrials.gov에 대한 연구 기록 및 요약 결과 제출의 진행 상황을 추적합니다. 연구 기록 및 보고된 결과는 공개 웹사이트에 게시되기 전에 특정 품질 관리 기준을 충족하는지 확인하기 위해 국립 의학 도서관(NLM)에서 검토합니다.

연구 주요 날짜

연구 시작 (실제)

2026년 6월 18일

기본 완료 (추정된)

2030년 5월 15일

연구 완료 (추정된)

2030년 5월 15일

연구 등록 날짜

최초 제출

2026년 10월 28일

QC 기준을 충족하는 최초 제출

2026년 10월 28일

처음 게시됨 (실제)

2026년 11월 5일

연구 기록 업데이트

마지막 업데이트 게시됨 (실제)

2026년 11월 5일

QC 기준을 충족하는 마지막 업데이트 제출

2026년 10월 28일

마지막으로 확인됨

2026년 10월 1일

추가 정보

이 정보는 변경 없이 clinicaltrials.gov 웹사이트에서 직접 가져온 것입니다. 귀하의 연구 세부 정보를 변경, 제거 또는 업데이트하도록 요청하는 경우 register@clinicaltrials.gov. 문의하십시오. 변경 사항이 clinicaltrials.gov에 구현되는 즉시 저희 웹사이트에도 자동으로 업데이트됩니다. .