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Diffuse Large B-Cell LymphomaPhase 2NCT06441097

Efficacy of Pola-RCHP-X vs Pola-RCHP in Untreated DLBCL

A Phase 2 study testing Polatuzumab vedotin, Rituximab and Cyclophosphamide in people with Diffuse Large B-Cell Lymphoma, run by Ruijin Hospital.

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

The purpose of this study is to compare the efficacy and safety of genotype-guided targeted agents in combination with polatuzumab vedotin plus rituximab, cyclophosphamide, doxorubicin, and prednisone (Pola RCHP-X) versus Pola RCHP in Chinese patients with previously untreated diffuse large B-cell lymphoma (DLBCL). Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Diffuse Large B-Cell Lymphoma
What is being tested?
Polatuzumab vedotin, Rituximab and Cyclophosphamide
Could I receive a placebo?
No, everyone receives an active treatment
How many people
152 participants
Where
No sites listed yet
Study dates
31 Dec 2024to 31 Dec 2027
Phase
Phase 2
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Signed Informed Consent Form
  • Age 18-75 years at the time of signing Informed Consent Form and willingness to comply with study protocol procedures
  • Previously untreated participants with CD20-positive DLBCL
  • IPI score 2-5
  • ECOG Performance Status of 0, 1, or 2
  • After 1 cycle of Pola-R-CHP, ctDNA decreased by < 3.0 LFC
Show all 12Show fewer
  • Life expectancy ≥ 6 months
  • Left ventricular ejection fraction (LVEF) ≥ 50% on cardiac multiple-gated acquisition (MUGA) scan or cardiac echocardiogram (ECHO)
  • Adequate hematologic function (unless due to underlying disease, as established for example, by extensive bone marrow involvement or due to hypersplenism secondary to involvement of the spleen by DLBCL per the investigator for which blood product transfusions are permitted) defined as follows:
  • Hemoglobin ≥ 9.0 g/dL without packed RBC transfusion during 7 days before first treatment
  • ANC ≥ 1.0 x 10^9/L
  • PLT ≥ 75 x 10^9/L

Who cannot join

  • Contraindication to any of the individual components of Pola-RCHP or Acalabrutinib/Lenalidomide/ Decitabine
  • Prior solid organ transplantation or SCT
  • Current diagnosis of the following: Follicular lymphoma grade 3B; mediastinal grey zone lymphoma; primary mediastinal (thymic) large B-cell lymphoma; Burkitt lymphoma; PCNSL
  • History of other malignancy that could affect compliance with the protocol or interpretation of results
  • Participants with a history of curatively treated basal or squamous cell carcinoma or melanoma of the skin or in situ carcinoma of the cervix at any time prior to the study are eligible
  • Participants with low-grade, early-stage prostate cancer (Gleason score 6 or below, Stage 1 or 2) with no requirement for therapy at any time prior to study are eligible
Show all 35Show fewer
  • Participants receiving adjuvant endocrine therapy for non-metastatic, hormone receptor-positive breast cancer for ≥ 2 years prior to enrollment are eligible
  • Participants with any other malignancy appropriately treated with curative intent and the malignancy has been in remission without treatment for ≥ 2 years prior to enrollment are eligible
  • Significant or extensive history of cardiovascular disease such as New York Heart Association Class III or IV cardiac disease or Objective Assessment Class C or D, myocardial infarction within the last 6 months prior to the start of Cycle 1, unstable arrhythmias, or unstable angina
  • Current or past history of CNS disease, such as stroke, epilepsy, CNS vasculitis, or neurodegenerative disease.
  • Participants with a history of stroke who have not experienced a stroke or transient ischemic attack in the past 2 years and have no residual neurological deficits, as judged by the investigator, are allowed
  • History or presence of an abnormal ECG that is clinically significant in the investigator's opinion
  • History of treatment-emergent immune-related adverse events associated with prior immunotherapeutic agents, as follows:
  • Known active bacterial, viral, fungal, mycobacterial, parasitic, or other infection (excluding fungal infections of nail beds) at study enrollment or significant infections within 4 weeks before the start of Cycle 1
  • Active autoimmune disease which is not well controlled by therapy
  • Participants with a history of autoimmune-related hypothyroidism on a stable dose of thyroid-replacement hormone may be eligible
  • Participants with controlled Type 1 diabetes mellitus who are on an insulin regimen are eligible for the study
  • Participants with active autoimmune disease with dermatologic manifestations are eligible for the study
  • Participants with a history of autoimmune hepatitis, systemic lupus erythematosus, inflammatory bowel disease, vascular thrombosis associated with antiphospholipid syndrome, Wegener granulomatosis, Sjögren syndrome, multiple sclerosis, or glomerulonephritis will be excluded
  • Participants with a history of immune thrombocytopenic purpura, autoimmune hemolytic anemia, Guillain-Barré syndrome, myasthenia gravis, myositis, rheumatoid arthritis, vasculitis, or other autoimmune disease will be excluded unless they have not required systemic therapy in the last 12 months
  • Any of the following abnormal laboratory values (unless any of these abnormalities are due to underlying lymphoma):
  • ANC < 1.0 x 10^9/L
  • PLT < 75 x 10^9/L
  • Serum AST and ALT ≥ 2.5 x ULN
  • Total bilirubin ≥ 1.5 x ULN
  • Serum creatinine clearance < 30 mL/min (using Cockcroft-Gault formula)
  • Any active infection within 7 days prior to Cycle 1 Day 1 that would impact participant safety
  • Suspected active or latent tuberculosis (as confirmed by a positive interferon-gamma release assay)
  • Positive test results for chronic hepatitis B infection (defined as positive hepatitis B surface antigen [HBsAg] serology)
  • Participants with occult or prior hepatitis B infection (defined as positive total hepatitis B core antibody and negative HbsAg) may be included if hepatitis B virus (HBV) DNA is undetectable at the time of screening. Such participants must be willing to undergo HBV DNA testing every month and appropriate antiviral therapy as indicated
  • Positive test results for hepatitis C (hepatitis C virus [HCV] antibody serology testing)
  • Participants positive for HCV antibody are eligible only if PCR is negative for HCV RNA
  • Participants with a history of progressive multifocal leukoencephalopathy
  • Pregnancy or breastfeeding, or intention of becoming pregnant during the study or within 12 months after final dose of Pola-RCHP-X
  • Other concurrent and uncontrolled medical conditions that, in the opinion of the investigator, would affect the patient's participation in the study

Trial locations and contacts

No sites are listed yet. Contact the study team or a site near you to ask about taking part.

About this study

Official title: A Study to Evaluate the Efficacy and Safety of Genotype-guided Targeted Agents in Combination With POLA-RCHP VERSUS POLA-RCHP in Patients With Previously Untreated Diffuse Large B-cell Lymphoma

The purpose of this study is to compare the efficacy and safety of genotype-guided targeted agents in combination with polatuzumab vedotin plus rituximab, cyclophosphamide, doxorubicin, and prednisone (Pola RCHP-X) versus Pola RCHP in Chinese patients with previously untreated diffuse large B-cell lymphoma (DLBCL).

Being tested
Polatuzumab vedotin, Rituximab, Cyclophosphamide, Doxorubicin, Prednisone
Medical subject headings
Lymphoma, Large B-Cell, Diffuse

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Polatuzumab vedotinDrug

    Polatuzumab vedotin IV infusion will be administered as per the schedule specified in the respective arm.

  • RituximabDrug

    Rituximab IV infusion will be administered as per the schedule specified in the respective arm.

  • CyclophosphamideDrug

    Cyclophosphamide IV infusion will be administered as per the schedule specified in the respective arm.

  • DoxorubicinDrug

    Doxorubicin IV infusion will be administered as per the schedule specified in the respective arm.

  • PrednisoneDrug

    Prednisone PO will be administered as per the schedule specified in the respective arm.

  • AcalabrutinibDrug

    Acalabrutinib PO will be administered as per the schedule specified in the respective arm.

  • LenalidomideDrug

    Lenalidomide PO will be administered as per the schedule specified in the respective arm.

  • DecitabineDrug

    Decitabine IV infusion will be administered as per the schedule specified in the respective arm.

Study groups in NCT06441097
Study groupRoleWhat they receive
Pola-RCHP-XExperimentalParticipants will receive polatuzumab vedotin 1.8 milligrams per kilogram (mg/kg) intravenously (IV) on Day2, rituximab 375 milligrams per square meter (mg/m²) IV on Day 1, cyclophosphamide 750 mg/m² IV on Day 2, doxorubicin 50 mg/m² IV on Day 2 and prednisone 100 milligrams per day (mg/day) orally (PO) on Days 2-6 of every 21-day cycle for the first cycle. For the remaining 5 cycles, they will receive Acalabrutinib 100 mg BID PO on days 1-21, or lenalidomide 25 mg/day PO on days 1-10, or decitabine 10 mg/m²/day IV on days -5 to -1 followed by standard Pola-RCHP of every 21-day cycle.
Receives: Drug: Polatuzumab vedotin; Drug: Rituximab; Drug: Cyclophosphamide; Drug: Doxorubicin; Drug: Prednisone; Drug: Acalabrutinib; Drug: Lenalidomide; Drug: Decitabine
Pola-RCHPActive comparatorParticipants will receive polatuzumab vedotin 1.8 milligrams per kilogram (mg/kg) intravenously (IV) on Day2, rituximab 375 milligrams per square meter (mg/m²) IV on Day 1, cyclophosphamide 750 mg/m² IV on Day 2, doxorubicin 50 mg/m² IV on Day 2 and prednisone 100 milligrams per day (mg/day) orally (PO) on Days 2-6 of every 21-day cycle for 6 cycles.
Receives: Drug: Polatuzumab vedotin; Drug: Rituximab; Drug: Cyclophosphamide; Drug: Doxorubicin; Drug: Prednisone

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Progression-free survival(by IRC)

    PFS, defined as the time from randomization to the first occurrence of disease progression or relapse using the 2014 Lugano Response Criteria or death due to any cause, whichever occurs first; as determined by the investigator

    Measured: From randomization to the first occurrence of disease progression or relapse, or death from any cause, whichever occurs earlier (up to 24 months)

Secondary outcomes (6)
  1. Progression-free survival(by the investigator)

    PFS, defined as the time from randomization to the first occurrence of disease progression or relapse using the 2014 Lugano Response Criteria or death due to any cause, whichever occurs first; as determined by the investigator

    Measured: From randomization to the first occurrence of disease progression or relapse, or death from any cause, whichever occurs earlier (up to 24 months)

  2. Event-free survival

    defined as the time from date of randomization to the earliest occurrence of any of the following:

    • Disease progression/relapse as determined by the investigator and IRC (separately)
    • Death due to any cause
    • The primary efficacy reason determined by the investigator, other than disease progression/relapse, that leads to initiation of NALT
    • If biopsy is obtained after treatment completion and is positive for residual disease regardless of whether NALT is initiated or not

    Measured: up to approximately 24 months

  3. Complete response rate

    CR rate at the end of treatment by FDG-PET defined as the proportion of participants with CR at the end of treatment according to the 2014 Lugano Response Criteria; as determined by the investigator and IRC (separately)

    Measured: End of treatment visit (6-8 weeks after last dose on Day 1 of Cycle 6 [Cycle length=21 days]

  4. Objective response rate

    ORR at treatment completion or discontinuation defined as the proportion of participants with partial response (PR) or CR at the end of treatment according to the 2014 Lugano Response Criteria; as determined by the investigator and IRC(separately)

    Measured: End of treatment visit (6-8 weeks after last dose on Day 1 of Cycle 6 [Cycle length=21 days]

  5. Overall survival

    OS defined as the time from randomization to death from any cause

    Measured: up to approximately 2 years

  6. Number of Participants With Treatment-Related Adverse Events as Assessed by CTCAE v5.0

    An adverse event is any untoward medical occurrence in a participant administered a pharmaceutical product and which does not necessarily have to have a causal relationship with the treatment. An adverse event can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding, for example), symptom, or disease temporally associated with the use of a pharmaceutical product, whether or not considered related to the pharmaceutical product. Preexisting conditions which worsen during a study are also considered as adverse events.

    Measured: From enrollment to study completion, a maximum of 3 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Jun 2024
  2. Study start31 Dec 2024 (estimated)
  3. Primary completion31 Dec 2027 (estimated)
  4. Study completion31 Dec 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
152 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06441097
Sponsor's protocol ID
GUIDANCE-005
Status last verified
Jun 2024
First submitted
26 May 2024
Last updated
4 Jun 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Polatuzumab vedotin, Rituximab and Cyclophosphamide in people with Diffuse Large B-Cell Lymphoma, run by Ruijin Hospital.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 12 inclusion and 35 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: opening soon, as of the sponsor's last update on 4 Jun 2024. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Weili Zhao (+862164370045 ext. 610707, zwl_trial@163.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Progression-free survival(by IRC) (time frame: From randomization to the first occurrence of disease progression or relapse, or death from any cause, whichever occurs earlier (up to 24 months)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Jun 2024.

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