Talquetamab Consolidation After BCMA CART Cell Therapy for Relapsed or Refractory Multiple Myeloma

Inclusion Criteria: * Patient with multiple myeloma who has received prior treatment with an IMID, PI, and a CD38 monoclonal antibody * Received treatment with an FDA approved BCMA CART cell therapy ide-cel within 1-3 months prior to enrollment * Serum monoclonal protein \< 0.5 gm/dL; 24-hour urine monoclonal protein \< 200 mg; and serum involved free light chains \< 10 mg/dL * No evidence of disease progression based on IMWG criteria * ≥18 years of age at the time of signing informed consent. * ECOG performance status of 0 or 1 * Recovered to Grade 1 or baseline of any non-hematologic toxici…