A phase I trial of selinexor, ruxolitinib and methylprednisolone for patients with relapsed/refractory multiple myeloma Click for Study A phase I trial of selinexor, ruxolitinib and methylprednisolone for patients with relapsed/refractory multiple myeloma Sponsor: Karyopharm Protocol Number: KPT-IST-391 Start Date: Jan 2024