Karyopharm Selinexor Approval Likely Awaits BOSTON Trial, But US FDA Promises To Move Quickly

Oncologic Drugs Advisory Committee says Karyopharm’s multiple myeloma therapy is not ready for approval based on a single arm study. US FDA says it will move quickly when randomized trial is done.  

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The approvability of Karyopharm’s selinexor will likely hinge on the results of an ongoing randomized trial after a majority of the US FDA’s Oncologic Drugs Advisory Committee agreed that the agency should not approve the drug based on existing data from a single-arm study in a highly refractory multiple myeloma population.

The committee voted 8-5 that approval of the drug should await the ongoing BOSTON trial. The minority vote in favor...

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