About this trial
The purpose of the study is to compare the efficacy of QLS32105 (SC) in combination with Pomalidomide, and QLS32105 (SC) in combination with QL2109 or Daratumumab, and QLS32105 (SC) in combination with QL2109 or Daratumumab and Pomalidomide, and QLS32105(SC) in combination with Bortezomib and Lenalidomide.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Diagnosis of multiple myeloma confirmed according to the 2016 International Myeloma Working Group (IMWG) diagnostic criteria;
Prior therapy: Relapsed, progressed, or intolerant to ≥1 prior line of anti-multiple myeloma therapy;
Serum M-protein ≥1.0 g/dL (10 g/L);
Urine M-protein ≥200 mg/24 hours;
Disqualifiers
History of Grade 3 or higher cytokine release syndrome (CRS) associated with any T-cell redirecting therapy (e.g., CD3-redirecting technologies or CAR-T cell therapy);
Previous treatment with GPRC5D-targeted therapy;
Genetically modified adoptive cell therapy (e.g., chimeric antigen receptor T-cell [CAR-T], natural killer [NK] cell therapy) within 3 months;
Targeted therapy, investigational drugs, or invasive investigational medical devices within 21 days or 5 half-lives (whichever is longer);
Trial design
Parallel
Treatments tested in this trial
QLS32015
DrugQLS32015 will be administered subcutaneously
Pomalidomide
DrugPomalidomide will be self-administered as a single dose orally
Dexamethasone
DrugDexamethasone will be administered orally or intravenously
QL2109 or Daratumumab
DrugQL2109 or Daratumumab will be administered subcutaneously.
Bortezomib
DrugBortezomib will be administered subcutaneously
Lenalidomide
DrugLenalidomide will be self-administered as a single dose orally
Treatment groups
Trial outcomes
Primary outcomes
ORR (Partial Response [PR] or Better)
Overall response (PR or better) is defined as percentage of participants who have a PR or better per International Myeloma Working Group (IMWG) criteria
Overall Minimal Residual Disease (MRD)
MRD-negative is defined as proportion of participants who achieve MRD negativity at a threshold of 10\^-5 at any timepoint after the first dose of study drug and before disease progression or start of subsequent antimyeloma therapy
Secondary outcomes
Progression-Free Survival (PFS)
PFS is defined as time from the date of randomization to the first documentation of disease progression, or death due to any cause, whichever is reported first
Sponsors and contacts
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