Jiangsu Simcere Pharmaceutical Co., Ltd.
This is an open-label, multicenter phase 1 clinical trial to evaluate the safety and tolerability, efficacy, and pharmacokinetics of SIM0500 in adult participants with Relapsed or Refractory Multiple Myeloma(RRMM). The trial is consisted of two parts, Part 1 (dose escalation) and Part 2 (dose optimization). In both parts, SIM0500 will be administered until disease progression, intolerable toxicity, withdraw of consent or end of trial.
Inclusion Criteria: 1. Voluntary participation and signature of informed consent form. 2. ≥18 years of age. 3. Have documented diagnosis of relapsed or refractory multiple myeloma according to Criteria for Response to Multiple Myeloma Treatment(IMWG)diagnostic criteria who have failed all established standard of care. 4. Life expectancy ≥12 weeks. 5. Eastern Cooperative Oncology Group (ECOG) score of 0 or 1. 6. Adequate hematologic, hepatic, and renal function. Exclusion Criteria: 1. Toxicities from previous anticancer therapies should have resolved to baseline levels or to Grade 1 or less…
Participants will receive SIM0500 in a 28-day cycle until disease progression, intolerable toxicity, or until the participant voluntarily withdraws from trial intervention, or end of study, whichever comes first.