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Undersøgelse af HMPL-760 Puls R-GemOx versus Placebo Plus R-GemOx i recidiverende/refraktær DLBCL

23. september 2026 opdateret af: Hutchmed

En fase II randomiseret, kontrolleret undersøgelse for at evaluere effektiviteten, sikkerheden og farmakokinetikken af ​​HMPL-760 Plus R-GemOx versus Placebo Plus R-GemOx hos patienter med recidiverende/refraktær diffust stort B-celle lymfom (R/R DLBCL)

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).

Studieoversigt

Detaljeret beskrivelse

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.

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

61

Fase

  • Fase 2

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Fujian
      • Fuzhou, Fujian, Kina
        • Fujian Medical University Union Hospital
    • Guangdong
      • Guangzhou, Guangdong, Kina
        • Sun Yat-sen University Cancer Center
    • Guangxi
      • Nanning, Guangxi, Kina
        • Guangxi Medical University Cancer Hospital
    • Hebei
      • Wuhan, Hebei, Kina
        • Wuhan Union Hospital of China
    • Heilongjiang
      • Harbin, Heilongjiang, Kina
        • Harbin Medical University Cancer Hospital
      • Harbin, Heilongjiang, Kina
        • Harbin First Hospital
    • Henan
      • Zhengzhou, Henan, Kina
        • Henan Cancer Hospital
      • Zhengzhou, Henan, Kina
        • The First Affiliated Hospital of Zhengzhou University
    • Hunan
      • Changsha, Hunan, Kina
        • Hunan Cancer Hospital
    • Jiangxi
      • Nanchang, Jiangxi, Kina
        • Jiangxi Cancer Hospital
      • Nanchang, Jiangxi, Kina
        • The First Affiliated Hospital of Nanchang University
    • Liaoning
      • Shenyang, Liaoning, Kina
        • Shengjing Hospital of China Medical University
    • Shandong
      • Jinan, Shandong, Kina
        • Shandong Cancer Hospital & Institute
    • Shanghai Municipality
      • Shanghai, Shanghai Municipality, Kina
        • Ruijin Hospital, Shanghai Jiaotong University School of Medicine
    • Sichuan
      • Chengdu, Sichuan, Kina
        • West China Hospital of Sichuan University
    • Tianjin Municipality
      • Tianjin, Tianjin Municipality, Kina
        • Institute of Hematology & Blood Diseases Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  1. Sign the Informed consent form(ICF) and be able to follow the requirements of study protocol;
  2. Age ≥18 years;
  3. Eastern Cooperative Oncology Group (ECOG) performance status between 0 and 2;
  4. Histopathologically confirmed diagnosis of DLBCL;
  5. The investigator judges that the patient's current condition requires further treatment;
  6. Patients should have at least one bi-dimensionally measurable lesion;
  7. Expected survival is more than 12 weeks;

Exclusion Criteria:

  1. Patients with known primary or secondary central nervous system lymphoma (CNSL) or the presence of clinical symptoms suggestive of CNSL;
  2. Women who are pregnant (positive pregnancy test during the screening period) or breastfeeding;
  3. Organ insufficiency;
  4. 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):
  5. History of significant organ bleeding, including gastrointestinal bleeding, hematencephalon, haemoptysis, etc., within 8 weeks prior to the first dose of study drug;
  6. Known risk of bleeding, such as coagulation factor deficiency, vascular hemophilia; or the patient is receiving vitamin K antagonist (warfarin);
  7. Toxicities from prior anticancer therapy not resolved to Grade ≤ 1 (except for alopecia and decreased appetite);
  8. Clinically significant active infection;

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Firedobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: 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.

HMPL-760 planned dose 1 daily (QD) orally

R-GemOx regimen includes Rituximab Injection, Gemcitabine Hydrochloride for Injection, Gemcitabine Hydrochloride for Injection. 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.

Andre navne:
  • Rituximab injektion, gemcitabin hydrochlorid til injektion, gemcitabin hydrochlorid til injektion
Placebo komparator: 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.

R-GemOx regimen includes Rituximab Injection, Gemcitabine Hydrochloride for Injection, Gemcitabine Hydrochloride for Injection. 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.

Andre navne:
  • Rituximab injektion, gemcitabin hydrochlorid til injektion, gemcitabin hydrochlorid til injektion

HMPL-760 placebo planned dose 1 daily (QD) orally

Eksperimentel: 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.

R-GemOx regimen includes Rituximab Injection, Gemcitabine Hydrochloride for Injection, Gemcitabine Hydrochloride for Injection. 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.

Andre navne:
  • Rituximab injektion, gemcitabin hydrochlorid til injektion, gemcitabin hydrochlorid til injektion

HMPL-760 planned dose 2 daily (QD) orally

Placebo komparator: 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.

R-GemOx regimen includes Rituximab Injection, Gemcitabine Hydrochloride for Injection, Gemcitabine Hydrochloride for Injection. 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.

Andre navne:
  • Rituximab injektion, gemcitabin hydrochlorid til injektion, gemcitabin hydrochlorid til injektion

HMPL-760 placebo planned dose 2 daily (QD) orally

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Progression-free survival (PFS)
Tidsramme: Up to approximately 2 years

Progression-free survival (PFS): Efficacy is evaluated using the Lugano Efficacy Evaluation Criteria for Malignant Lymphoma (Cheson 2014).

Up to approximately 2 years

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Objective Response Rate (ORR)
Tidsramme: Up to approximately 2 years

Objective Response Rate (ORR) is defined as the ratio of patients who reached complete response (CR) or partial response (PR), as assessed by investigator.

Up to approximately 2 years
Complete response (CR) rate
Tidsramme: Up to approximately 2 years

Complete response (CR) rate is defined as the ratio of patients with who reached complete response (CR), as assessed by investigator.

Up to approximately 2 years
Duration of response (DoR)
Tidsramme: Up to approximately 2 years

For patients who reached complete response (CR) or partial response (PR), Duration of Response (DoR) is defined as the time from the first CR or PR until disease progression or death due to any cause, whichever occurs first, as assessed by investigator.

Up to approximately 2 years
Clinical benefit rate (CBR)
Tidsramme: Up to approximately 2 years

Defined as the ratio of patients with complete response (CR), partial response (PR), or stable disease (SD).

Up to approximately 2 years
Time to response (TTR)
Tidsramme: Up to approximately 2 years

Time To Response (TTR) is defined as the time from the start of treatment to the first objective response rate (ORR), as assessed by investigator.

Up to approximately 2 years
Overall survival (OS)
Tidsramme: Up to approximately 2 years

Overall Survival (OS) is defined as the time from randomization to death due to any cause.

Up to approximately 2 years
Safety Endpoints of adverse events
Tidsramme: Up to approximately 2 years

Incidence and severity of treatment-emergent adverse events (TEAEs), incidence of serious adverse events (SAEs), incidence of TEAEs leading to permanent discontinuation, dose interruption, and dose reduction, and their correlation to study drug. The severity is determined according to the National Cancer Institute Common Terminology Criteria for Adverse Events version 5.0 (NCI CTCAE 5.0).

Up to approximately 2 years
Pharmacokinetic(PK) profile of HMPL-760 in combination with R-GemOx
Tidsramme: At the end of Cycle 7 (each cycle is 21 days)

Trough plasma concentration (Ctrough) of drug

At the end of Cycle 7 (each cycle is 21 days)
Pharmacokinetic(PK) profile of HMPL-760 in combination with R-GemOx
Tidsramme: At the end of Cycle 7 (each cycle is 21 days)

Maximum observed concentration, occurring at time Tmax at steady-state (Cmax,ss) of drug

At the end of Cycle 7 (each cycle is 21 days)
Pharmacokinetic(PK) profile of HMPL-760 in combination with R-GemOx
Tidsramme: At the end of Cycle 7 (each cycle is 21 days)

Time of maximum observed concentration at steady-state(Tmax,ss) of drug

At the end of Cycle 7 (each cycle is 21 days)
Pharmacokinetic(PK) profile of HMPL-760 in combination with R-GemOx
Tidsramme: At the end of Cycle 7 (each cycle is 21 days)

The partial area from dosing time to dosing time plus Tau at steady-state (AUCss) of drug

At the end of Cycle 7 (each cycle is 21 days)
Pharmacokinetic(PK) profile of HMPL-760 in combination with R-GemOx
Tidsramme: At the end of Cycle 7 (each cycle is 21 days)

Apparent clearance at steady-state (CLss/F) of drug (if applicable)

At the end of Cycle 7 (each cycle is 21 days)
Pharmacokinetic(PK) profile of HMPL-760 in combination with R-GemOx
Tidsramme: At the end of Cycle 7 (each cycle is 21 days)

Apparent volume of distribution at steady-state (Vz,ss/F) of drug (if applicable)

At the end of Cycle 7 (each cycle is 21 days)

Andre resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Biomarker assessment
Tidsramme: Up to approximately 2 years

To evaluate the correlation between potential biomarkers and the prognosis of patients treated with this regimen. Tumor tissue or blood samples will be examined to detect the gene expression of MYD88.

Up to approximately 2 years
Metabolite analysis of HMPL-760 in combination with R-GemOx
Tidsramme: At the end of Cycle 7 (each cycle is 21 days)

Analysis metabolite of HMPL-760 in combination with R-GemOx

At the end of Cycle 7 (each cycle is 21 days)

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Ledende efterforsker: Weili Zhao, Ruijin Hospital

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

5. november 2024

Primær færdiggørelse (Faktiske)

23. maj 2026

Studieafslutning (Faktiske)

23. maj 2026

Datoer for studieregistrering

Først indsendt

8. september 2024

Først indsendt, der opfyldte QC-kriterier

14. september 2024

Først opslået (Faktiske)

19. september 2024

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

24. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

23. september 2026

Sidst verificeret

1. september 2026

Mere information

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