New hope for myeloma patients too old for transplant?
NCT ID NCT05272826
First seen Jun 27, 2026 · Last updated Sep 01, 2026 · Updated 2 times
Summary
This study tests a combination of four drugs—iberdomide, bortezomib, dexamethasone, and isatuximab—for people newly diagnosed with multiple myeloma who are not eligible for a stem cell transplant. The goal is to see if this treatment can shrink or eliminate the cancer. About 75 participants aged 65 and older will take part.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- iberdomide, bortezomib, dexamethasone, and isatuximab
- What this could lead to
- If successful, this could offer a new, effective treatment option for older adults with multiple myeloma who cannot undergo a stem cell transplant.
- What could go wrong
- This is a small, early-phase (Phase 2) trial with only 75 participants, so results may not apply to everyone. The drug combination may cause side effects or not work as hoped.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 75 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2024
- Expected to finish
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Mar 2031
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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65 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Must understand and voluntarily sign informed consent form 2. Age ≥ 65 years at the time of signing consent 3. Must be able to adhere to the study visit schedule and other protocol requirements. 4. Previously untreated, transplant ineligible, symptomatic multiple myeloma as defined by the criteria below. Both criteria a and b must be met: 1. Clonal bone marrow plasma cells ≥10% or biopsy-proven bony or extramedullary plasmacytoma 2. Any one or more of the following myeloma defining events (MDE): I. Evidence of end organ damage that can be attributed to the underlying plasma cell proliferative disorder, specifically: i.Hypercalcemia: serum calcium \>0.25 mmol/L (\>1 mg/dL) higher than the upper limit of normal or \>2.75 mmol/L (\>11 mg/dL) ii. Renal insufficiency: creatinine clearance 177 μmol/L (\>2 mg/dL) iii. Anemia: hemoglobin value of \>2 g/dL below the lower limit of normal, or a hemoglobin value \<10g/dL iv. Bone lesions: one or more osteolytic lesions on skeletal radiography, computed tomography (CT), or positron emission tomography-CT (PET-CT) II. Biomarker criteria or MDE: i. Clonal bone marrow plasma cell percentage ≥ 60% ii. Involved: uninvolved serum free light chain (FLC) ratio ≥100 (involved FLC level must be ≥100 mg/L) iii. \> 1 focal lesions on magnetic resonance imaging (MRI) studies (at least 5 mm in size) 5. Must have Eastern Cooperative Oncology Group (ECOG) performance status score of 0, 1, or 2. 6. Females of child-bearing potential (FCBP) must have a negative serum test and follow the guidelines in the pregnancy prevention program. FCBP and males must either commit to continued abstinence from heterosexual intercourse or must abide by birth control requirements as described in Appendix 9 for the pregnancy prevention program. 7. Men must practice complete abstinence or agree to use a condom during sexual contact with a pregnant female or a female of childbearing potential while participating in the study, during dose interruptions and for at least 28 days following study drug discontinuation, even if he has undergone a successful vasectomy as described in Appendix 9 of the pregnancy prevention program. 8. Life expectancy of ≥ 3 months. 9. Able to take oral medications. 10. The following laboratory results must be met within 10 days prior to first study drug administration: 1. Absolute neutrophil count (ANC) ≥ 1.0 x 109/L. Growth factors cannot be given within 10 days of study drug administration. 2. Serum AST and ALT ≤ 1.5 x upper limit of normal (ULN). 3. Creatinine clearance ≥ 30 mL/min either directly measured via 24-hour urine collection or calculated using MDRD (Appendix 1). 4. Platelet count ≥ 50 x 109/L. Platelet transfusions to help subjects meet eligibility criteria are not allowed within 10 days before study enrollment. 5. Hemoglobin ≥ 80 g/L. Exclusion Criteria: 1. Previous treatment with anti-myeloma therapy (does not include radiotherapy, bisphosphonates, or a single short course of steroid \[i.e. less than or equal to the equivalent of dexamethasone 40 mg/day for 4 days; such a short course of steroid treatment must not have been given within 14 days of treatment start\]). 2. Any serious medical condition that places the patient at an unacceptable risk if he or she participates in this study. Examples of such a medical condition are, but are not limited to, patient with unstable cardiac disease as defined by: Cardiac events such as MI within the past 6 months, NYHA heart failure class III-IV, uncontrolled atrial fibrillation or hypertension; patients with conditions requiring chronic steroid or immunosuppressive treatment, such as rheumatoid arthritis, multiple sclerosis and lupus, that likely need additional steroid or immunosuppressive treatments in addition to the study treatment. 3. Pregnant or lactating females. 4. Renal failure requiring hemodialysis or peritoneal dialysis. 5. Prior history of malignancies, other than multiple myeloma, unless the patient has been free of the disease for ≥ 3 years. Exceptions include the following: 1. Basal cell carcinoma of the skin 2. Squamous cell carcinoma of the skin 3. Carcinoma in situ of the cervix 4. Carcinoma in situ of the breast 5. Incidental histological finding of prostate cancer (TNM stage of T1a or T1b) 6. Patients who are unable or unwilling to undergo antithrombotic therapy. 7. Peripheral neuropathy of ≥ grade 2 severity. 8. Known HIV positivity or active infectious hepatitis, type A, B, or C. 9. Primary AL (immunoglobulin light chain) amyloidosis and myeloma complicated by amyloidosis. 10. Plasma Cell Leukemia 11. Evidence of cardiovascular risk including any of the following: 1. QTc interval ≥ 470 msecs. Note that the QT interval should be corrected for heart rate by Fridericia's formula (QTcF) 2. Evidence of current clinically significant uncontrolled arrhythmias; including clinically significant ECG abnormalities; including 2nd degree (Type II) or 3rd degree atrioventricular (AV) block. 3. History of myocardial infarction, acute coronary syndromes (including unstable angina), coronary angioplasty, or stenting or bypass grafting within six months of screening. 4. Class III or IV heart failure as defined by the New York Heart Association functional classification system (Appendix 2) 5. Uncontrolled hypertension 12. Patients with hypersensitivity to boron or any of its excipients or to the active substance of Iberdomide or its excipients 13. Patients requiring strong inhibitors or inducers of CYP3A4/5. See Appendix 10 for a list of these drugs 14. Any concurrent severe and/or uncontrolled medical condition or psychiatric disease that is likely to interfere with study procedures or results, or that in the opinion of the investigator would constitute a hazard for participating in this study or that confounds the ability to interpret data from the study. 15. Patients that have had severe acute respiratory syndrome coronavirus 2 infection within 14 days for mild or asymptomatic infections or 28 days for severe/critical illness prior to initiating study treatment. 16. Patients that have undergone major surgery (as defined by the investigator) within 28 days of initiating study treatment. 17. Active systemic infection that is likely to interfere with the study procedures or results or that, in the opinion of the investigator, would constitute a hazard for participating in this study. 18. Patients with a gastrointestinal disease that may significantly alter the absorption of iberdomide 19. Patients that have received a live vaccine within 3 months of initiating study treatment.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
7 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Cross Cancer Institute
RECRUITINGEdmonton, Alberta, T6G 1Z2, Canada
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Hôpital Maisonneuve-Rosemont
RECRUITINGMontreal, Quebec, Canada
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London Health Sciences Centre
RECRUITINGLondon, Ontario, Canada
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McGill University Health Centre
RECRUITINGMontreal, Quebec, Canada
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NL Health Services
RECRUITINGSt. John's, Newfoundland and Labrador, A1B 3V6, Canada
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Princess Margaret Hospital
RECRUITINGToronto, Ontario, Canada
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QEII Health Science Centre
RECRUITINGHalifax, Nova Scotia, Canada
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Cheap blood count ratios eyed as window into Myeloma's inflammatory grip
- Can a t-cell engager rescue myeloma that outsmarted CAR-T?
- Can myeloma treatment work without steroids?
- Double-Drug attack on Hard-to-Treat lymphomas
- Banking blood and bone marrow to decode plasma cell disorders
- Which scan sees hidden myeloma better: PET or MRI?