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FDA Finalizes Its Biosimilar Postapproval Changes Q&A, eSTAR Comes for PMAs + a Software Device Warning Letter on Retraining Without a 510(k)

The FDA spells out the data behind a postapproval change to a biosimilar, proposes making eSTAR mandatory for PMAs, and tells a software maker they need new 510(k)s.

Welcome to Insider issue #54.

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This month, Jonathan Wacks opens with FDA’s final Q&A guidance on postapproval manufacturing changes to biosimilars and how to build comparability data a reviewer can follow quickly.

Dharmesh Patel covers the September draft guidance that would make eSTAR mandatory for original PMAs and most supplements, with a 15-day technical screening in place of refuse-to-accept review. Comments are open until November 17.

Jesse Hart closes with the warning letter to a maker of vertebral fracture assessment software. The FDA said three changes bundled into one release each needed a new 510(k) and asked the firm to stop distributing that version.

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