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BBP-418 shows cardiac biomarker improvements; FDA review set for 2026

Oct 5, 2026, 7:44 AM EDT1 sourcesAI-analyzed

Why it may matterVerify against the original reporting

Strong biomarker signals and a clear regulatory milestone (PDUFA 11/27/2026) can drive near-term upside, though the data are exploratory and long-term clinical benefit remains to be seen.

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BridgeBio’s BBP-418 demonstrated meaningful cardiac biomarker improvements in LGMD2I/R9 during the 12-month interim of the Phase 3 FORTIFY trial, including full normalization of HS troponin I in elevated-baseline patients and stabilization of LVEF. The therapy also raised glycosylated αDG to asymptomatic carrier levels, supporting a potential disease-modifying profile ahead of an FDA decision expected around November 2026.

BBP-418: 100% normalization of HS troponin I at Month 12 vs 40% placebo.
LVEF: 54% stable/improved with BBP-418 vs 25% on placebo at Month 12.
FDA Priority Review; PDUFA target date is November 27, 2026.
Glycosylated αDG increased above carrier levels by Month 12.

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