Daiichi’s Quizartinib And The Quintessential 'Pazdur Moment'

Daiichi Sankyo made a strong case to rebut US FDA’s concerns about the 'credibility' of a survival benefit reported for its refractory AML therapy quizartinib in front of the Oncologic Drugs Advisory Committee. Then Richard Pazdur spoke.

Richard Pazdur
He looks friendly enough, but sponsors should try to avoid getting into an ODAC with him. • Source: FDA photo by Michael J. Ermarth

Daiichi Sankyo Co. Ltd.’s refractory acute myeloid leukemia therapy quizartinib received Breakthrough status from the US Food & Drug Administration just one year ago, but seems headed to a “complete response” letter after an 8-3 vote against approval by the Oncologic Drugs Advisory Committee on 14 May. 

That is quite a reversal of fortune. (Also see "Quizartinib Looks Like A Good Drug, ODAC Says, But Needs...

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