Takeda Announces Results from Phase 3 Clinical Trial Evaluating NINLARO? (ixazomib) in Newly Diagnosed Multiple Myeloma
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- In the prespecified expanded high-risk cytogenetics subgroup, median PFS was 23.8 months in the NINLARO arm versus 18.0 months in the placebo arm (HR 0.690).
- The rate of CR, a key secondary endpoint in the trial, was 26% in the NINLARO arm versus 14% in the placebo arm.
- After a median follow up of 57.8 months in the NINLARO arm versus 58.6 months in the placebo arm for OS, the median OS was not reached in either arm (HR 0.998).
- Median TTP was longer with the NINLARO combination versus placebo, at 45.8 months in the NINLARO arm versus 26.8 months in the placebo arm (HR 0.738).
- Safety data include:
- Treatment emergent adverse events (TEAEs) were experienced by 96.6% of patients receiving NINLARO plus lenalidomide and dexamethasone compared to 92.6% of patients receiving placebo plus lenalidomide and dexamethasone.
- The most common TEAEs of clinical importance in the NINLARO arm were diarrhea, rash, peripheral edema, constipation and nausea.
- Grade =3 TEAEs were experienced by 88.1% of patients receiving NINLARO versus 81.4% receiving placebo.
- The majority of TEAEs were managed without discontinuation, with TEAEs resulting in 35% regimen discontinuation in the NINLARO arm and 26.9% in the placebo arm.
- The rate of on-study deaths was 7.6% in the NINLARO arm and 6.3% in the placebo arm.