Acalabrutinib, Obinutuzumab, and Glofitamab for the Treatment of Relapsed or Refractory Mantle Cell Lymphoma

Part of paid clinical trials in Duarte, California.

Sponsor
City of Hope Medical Center
Study ID
NCT06054776
Phase
PHASE2
Status
Recruiting

Conditions

  • Mantle Cell Lymphoma

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Acalabrutinib — DRUG
    Given PO
  • Biospecimen Collection — PROCEDURE
    Undergo blood sample collection
  • Bone Marrow Biopsy — PROCEDURE
    Undergo bone marrow biopsies
  • Computed Tomography — PROCEDURE
    Undergo PET/CT or CT
  • Echocardiography — PROCEDURE
    Undergo ECHO
  • Glofitamab — BIOLOGICAL
    Given IV
  • Multigated Acquisition Scan — PROCEDURE
    Undergo MUGA
  • Obinutuzumab — BIOLOGICAL
    Given IV
  • Positron Emission Tomography — PROCEDURE
    Undergo PET/CT

Study Details

This phase II trial studies the side effects of acalabrutinib, obinutuzumab, and glofitamab and how well they work together for treating patients with mantle cell lymphoma that has come back after a period of improvement (relapsed) or that has not responded to previous treatment (refractory). Acalabrutinib is in a class of medications called kinase inhibitors. It blocks a protein called BTK, which is present on B-cell (a type of white blood cells) cancers such as mantel cell lymphoma at abnormal levels. This may help keep cancer cells from growing and spreading. A monoclonal antibody is a type of protein that can bind to certain targets in the body, such as molecules that cause the body to make an immune response (antigens). Immunotherapy with monoclonal antibodies, such as obinutuzumab, may help the body's immune system attack the cancer, and may interfere with the ability of cancer cells to grow and spread. Glofitamab is a class of medications called bispecific antibodies. Bispecific antibodies are designed to simultaneously bind to T cells and cancer cell antigens, leading to T-cell activation, proliferation, and cancer cell death. Giving acalabrutinib, obinutuzumab, and glofitamab together may be a safe and effective treatment for patients with relapsed or refractory mantle cell lymphoma.

Key Dates

Start date
Dec 2, 2024
Status verified
Dec 2025
Primary completion
Oct 16, 2026
Completion
Oct 16, 2026

Study Design

Enrollment
40 participants (estimated)
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • Experimental: Treatment (acalabrutinib, obinutuzumab, glofitamab)
    Patients recieve acalabrutinib PO BID of each cycle, obinutuzumab IV on days 1 and 7 of cycle 1 only, and glofitamab IV over 2-4 hours on days 8 and 15 of cycle 1 and day 1 of each subsequent cycle. Treatment repeats every 21 days for up to 12 cycles in the absence of disease progression or unacceptable toxicity. Patients with MRD positive CR, PR, or SD after 12 cycles of protocol therapy may continue receiving single agent acalabrutinib per standard of care during the follow-up phase of the study. Patients also undergo a ECHO or MUGA during screening, as well as PET/CT or CT, and blood specimen collection throughout the trial. Patients may also undergo bone marrow biopsies throughout the trial.

Primary Outcome Measure

Incidence of unacceptable adverse events (AEs) (safety lead-in) [ Time Frame: During the first 2 cycles of treatment (cycle= 21 days) ]

Locations (1)

FacilityCityStateZIPSite coordinators
City of Hope Medical CenterDuarteCalifornia91010
John H. Baird
626-256-4673
John H. Baird (PRINCIPAL_INVESTIGATOR)

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