Biosimilars: US FDA Asked To Clarify Thinking On Pediatric Studies, Indication Carve-Outs
Draft guidance raises questions about Pediatric Research Equity Act obligations of biosimilar applicants and reference product holders, comments say; industry seeks clarity on review of indications with unexpired exclusivity and requests allowances for situations where a biosimilar's dosage form or labeled conditions of use do not align exactly with those of the reference product.
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Past year was the high-water mark for product approvals and launches, but complete response letters remain a frequent occurrence. FDA’s ability to deliver on its promise of further clarity on transition products, interchangeability and indication carve-outs/carve-ins may take a hit from the ongoing partial government shutdown. On the legal side, look for more patent settlements with staggered entry dates and new antitrust scrutiny.
With two new guidance documents, agency is trying to bring order to the potentially chaotic regulatory process that insulins and other currently approved protein products will face in March 2020; FDA also issues two more Q&A guidance documents on scientific and regulatory considerations for biosimilars.