Overview CAR-T Cells in Treating Patients With Relapsed or Refractory Multiple Myeloma Status: Recruiting Trial end date: 2023-03-30 Target enrollment: Participant gender: Summary This study is aimed to evaluate the safety, feasibility and efficacy of CAR-T cell therapy in the treatment of relapsed or refractory multiple myeloma Phase: Early Phase 1 Details Lead Sponsor: Hebei Senlang Biotechnology Inc., Ltd.Treatments: CyclophosphamideFludarabine