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Novartis, Ionis drug failure spurs questions about an emerging class of heart medicines
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Fusion42 · 5 September 2026 · Fusion42 review
Novartis and Ionis Pharmaceuticals reported that pelacarsen, a drug targeting lipoprotein(a) to reduce cardiovascular risk, failed to protect heart health in a large clinical trial, raising questions about the effectiveness of this emerging class of heart medicines.
This Wire brief sits within Fusion42's coverage of Biotech, and 2 sources have reported it.
◆ ◆ The Wire takeaway
Heart drug developers now face tougher proof standards as pelacarsen’s failure challenges the value of lowering Lp(a). You must re-evaluate pipeline bets and explore alternative mechanisms or targets to avoid stranded assets.
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2 sources · 5 Sep 2026
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