Objectives: Multiple myeloma(MM) is a malignant plasma cell disease. Maintenance treatment is beneficial to prolong survival time in patients with MM. Ixazomib was approved for the treatment of relapsed or refractory MM in combination with lenalidomide and dexamethasone. Here, we carried out a meta-analysis to determine the efficacy and safety of ixazomib maintenance therapy.
Methods: Several databases were searched including PubMed, Web of Science, Embase, the Cochrane Library, etc. The last search dated back to July, 2020. Three clinical trials with a total of 1440 participants with newly diagnosed MM were included.
Results And Conclusion: The pooled HR of progression-free survival (PFS) was 0.69 (95% CI = 0.59-0.79), which suggested ixazomib maintenance therapy could prolong PFS remarkably. In addition, ixazomib was effective in deepening remission (RR = 1.57, 95% CI = 1.26-1.96). But it could not significantly prolong PFS in cytogenetic high-risk patients (HR = 0.74, 95% CI = 0.47-1.00). In terms of adverse reactions, our analysis revealed higher incidences of grade 3-4 thrombocytopenia (RR = 7.47, 95% CI = 2.06-27.06), neuropathy (RR = 1.48, 95% CI = 1.14-1.92), grade 3-4 infections (RR = 1.77, 95% CI = 1.21-2.59) and gastrointestinal disorders (RR = 1.48, 95% CI = 1.32-1.66). There was no significant correlation between the use of ixazomib and grade 3-4 neutropenia (RR = 1.46, 95% CI = 0.77-2.78, = 0.25) or the occurrence of new primary malignant tumor (RR = 0.88, 95% CI = 0.53-1.46, = 0.62). Additionally, more RCTs are needed for better choice of treatment regimen.
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http://dx.doi.org/10.1080/16078454.2021.2009648 | DOI Listing |
Background: Even with significant advancements, treating multiple myeloma (MM) remains difficult. At present, the main treatment methods include combined treatment of stem cell transplantation, drug treatment, etc. With the clarification of the molecular biological mechanism of MM, as well as the in-depth study of the internal signal of myeloma cells and the microenvironment of MM patients, more and more new drugs targeting myeloma and microenvironment are gradually used in clinical maintenance treatment, such as inhibit the proteosome: ixazomib, bortezomib and carfilzomib, immune - modulators: thalidomide and lenalidomide, monoclonal antibodies, etc.
View Article and Find Full Text PDFLancet Haematol
November 2024
Department of Haematology, Leeds Cancer Centre, Leeds Teaching Hospitals Trust, Leeds, UK; Leeds Cancer Research UK Clinical Trials Unit, Leeds Institute of Clinical Trials Research, University of Leeds, Leeds, UK.
Ann Hematol
October 2024
Myeloma Institute, Sylvester Comprehensive Cancer Center, University of Miami, 1120 NW 14Th Street, Clinical Research Building, Miami, FL, USA.
This case report describes the clinical course of a patient with relapsed IgA kappa multiple myeloma with high-risk cytogenetics. Initially treated with daratumumab-bortezomib-lenalidomide-dexamethasone (Dara-VRD) then transitioned to lenalidomide maintenance. However, he experienced a relapse and was treated with carfilzomib-based therapy (CFZ) but developed drug-induced thrombotic microangiopathy (DI-TMA).
View Article and Find Full Text PDFBr J Haematol
September 2024
Service Hématologie, Toulouse University Hospital, Toulouse, France.
Therapeutic strategies for patients with newly diagnosed multiple myeloma (NDMM) have considerably improved during the last 10 years. The IFM2014-03 trial proposed an all-oral triplet induction/consolidation regimen in transplant-eligible NDMM patients, followed by lenalidomide maintenance. Induction consisted of three 21-day cycles of ixazomib, lenalidomide and dexamethasone (IRd), before high-dose Melphalan with transplant followed by eight 28-day cycles of IRd consolidation before 13 cycles of lenalidomide maintenance.
View Article and Find Full Text PDFmedRxiv
April 2024
Center for Early Detection and Interception of Blood Cancers, Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA, USA.
Background: Early therapeutic intervention in high-risk SMM (HR-SMM) has demonstrated benefit in previous studies of lenalidomide with or without dexamethasone. Triplets and quadruplet studies have been examined in this same population. However, to date, none of these studies examined the impact of depth of response on long-term outcomes of participants treated with lenalidomide-based therapy, and whether the use of the 20/2/20 model or the addition of genomic alterations can further define the population that would benefit the most from early therapeutic intervention.
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