A Phase II Randomized, Controlled Study to Evaluate the Efficacy, Safety, and Pharmacokinetics of HMPL-760 Plus R-GemOx Versus Placebo Plus R-GemOx in Patients With Relapsed/Refractory Diffuse Large B-Cell Lymphoma(R/R DLBCL)
Trial Snapshot
- Phase
- Phase 2
- Status
- Completed
- Sponsor
- Hutchmed
- Enrollment
- 61
- Locations
- 16
- Primary Endpoint
- Progression-free survival (PFS)
Study Overview
Brief Summary
The goal of this study is to evaluate the efficacy of HMPL-760 in combination with R-GemOx versus placebo in combination with R-GemOx in patients with Relapsed/Refractory Diffuse Large B-Cell Lymphoma (R/R DLBCL).
Detailed Description
A Phase II Randomized, Controlled Study to Evaluate the Efficacy, Safety, and Pharmacokinetics of HMPL-760 in Combination with R-GemOx versus Placebo in Combination with R-GemOx in Patients with Relapsed/Refractory Diffuse Large B-Cell Lymphoma (R/R DLBCL). The study phases include screening period, treatment period, safety observation period, PFS follow-up period, and OS follow-up period.
Study Design
- Study Type
- Interventional
- Allocation
- Randomized
- Intervention Model
- Parallel
- Primary Purpose
- Treatment
- Masking
- Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Eligibility Criteria
- Ages
- 18 Years to — (Adult, Older Adult)
- Sex
- All
- Accepts Healthy Volunteers
- No
Inclusion Criteria
- •Sign the Informed consent form(ICF) and be able to follow the requirements of study protocol;
- •Age ≥18 years;
- •Eastern Cooperative Oncology Group (ECOG) performance status between 0 and 2;
- •Histopathologically confirmed diagnosis of DLBCL;
- •The investigator judges that the patient's current condition requires further treatment;
- •Patients should have at least one bi-dimensionally measurable lesion;
- •Expected survival is more than 12 weeks;
Exclusion Criteria
- •Patients with known primary or secondary central nervous system lymphoma (CNSL) or the presence of clinical symptoms suggestive of CNSL;
- •Women who are pregnant (positive pregnancy test during the screening period) or breastfeeding;
- •Organ insufficiency;
- •Currently known history of liver disease, including cirrhosis, alcoholic liver, known active infection with human immunodeficiency virus (HIV), hepatitis B virus (HBV), or hepatitis C virus (HCV):
- •History of significant organ bleeding, including gastrointestinal bleeding, hematencephalon, haemoptysis, etc., within 8 weeks prior to the first dose of study drug;
- •Known risk of bleeding, such as coagulation factor deficiency, vascular hemophilia; or the patient is receiving vitamin K antagonist (warfarin);
- •Toxicities from prior anticancer therapy not resolved to Grade ≤ 1 (except for alopecia and decreased appetite);
- •Clinically significant active infection;
Arms & Interventions
Group A: HMPL-760 planned dose 1 once daily (QD) in combination with R-GemOx regimen
Group A: Patients will receive HMPL-760 planned dose 1 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: HMPL-760 planned dose 1 (Drug)
Group A: HMPL-760 planned dose 1 once daily (QD) in combination with R-GemOx regimen
Group A: Patients will receive HMPL-760 planned dose 1 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: R-GemOx (Drug)
Group B: HMPL-760 placebo planned dose 1 once daily (QD) in combination with R-GemOx regimen
Patients will receive HMPL-760 placebo planned dose 1 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: R-GemOx (Drug)
Group C: HMPL-760 planned dose 2 once daily (QD) in combination with R-GemOx regimen
Patients will receive HMPL-760 planned dose 2 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: R-GemOx (Drug)
Group C: HMPL-760 planned dose 2 once daily (QD) in combination with R-GemOx regimen
Patients will receive HMPL-760 planned dose 2 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: HMPL-760 planned dose 2 (Drug)
Group D: HMPL-760 placebo planned dose 2 once daily (QD) in combination with R-GemOx regimen
Patients will receive HMPL-760 placebo planned dose 2 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: HMPL-760 placebo planned dose 2 (Drug)
Group B: HMPL-760 placebo planned dose 1 once daily (QD) in combination with R-GemOx regimen
Patients will receive HMPL-760 placebo planned dose 1 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: HMPL-760 placebo planned dose 1 (Drug)
Group D: HMPL-760 placebo planned dose 2 once daily (QD) in combination with R-GemOx regimen
Patients will receive HMPL-760 placebo planned dose 2 once daily (QD) orally from Cycle 1 Day 1 until disease progression(PD), patient death, intolerable toxicity, etc., in combination with R-GemOx regimen in 21-day cycle for a total of 6 cycles. Rituximab 375 mg/m^2 ivgtt is given on day 1 of each cycle, and gemcitabine 1000 mg/m^2 ivgtt is given, followed by oxaliplatin 100 mg/m^2 ivgtt on day 2 of each cycle.
Intervention: R-GemOx (Drug)
Outcomes
Primary Outcomes
Progression-free survival (PFS)
Time Frame: Up to approximately 2 years
Progression-free survival (PFS): Efficacy is evaluated using the Lugano Efficacy Evaluation Criteria for Malignant Lymphoma (Cheson 2014).
Secondary Outcomes
- Pharmacokinetic(PK) profile of HMPL-760 in combination with R-GemOx(At the end of Cycle 7 (each cycle is 21 days))
- Objective Response Rate (ORR)(Up to approximately 2 years)
- Complete response (CR) rate(Up to approximately 2 years)
- Duration of response (DoR)(Up to approximately 2 years)
- Clinical benefit rate (CBR)(Up to approximately 2 years)
- Time to response (TTR)(Up to approximately 2 years)
- Overall survival (OS)(Up to approximately 2 years)
- Safety Endpoints of adverse events(Up to approximately 2 years)