Sarepta Trial Protocol Changes May Ignite Debate On Placebo Design

US FDA’s external advisors will meet May 18 to consider allowing use of central venous access lines in a study of two Duchenne muscular dystrophy drugs. Agency briefing documents show decision-making on placebo-controlled trial design was informed by problems in the clinical development of Exondys 51 (eteplirsen).

Puzzle

US FDA advisory committee deliberations over the potential allowance of central venous access lines in a Sarepta Therapeutics Inc. Duchenne muscular dystrophy drug trial could have broader implications for use of placebo-controlled trials and alternative study designs in rare disease populations.

In briefing documents released ahead of a May 18 meeting, FDA poses only one voting question for its...

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