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Nov 10, 2025 4:00 PM

Ionis Reports Substantial Drop In Acute Pancreatitis Events With Cholesterol Lowering Drug

Ionis Pharmaceuticals, Inc. (NASDAQ:IONS) on Sunday shared results from the pivotal Phase 3 CORE and CORE2 studies of olezarsen for severe hypertriglyceridemia (sHTG), a condition characterized by dangerously high triglyceride (fat) levels.

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The studies met the primary endpoint, with olezarsen achieving a highly statistically significant placebo-adjusted mean reduction in fasting triglyceride (TG) levels of up to 72% at six months.

The reductions were sustained through 12 months. Olezarsen showed a highly statistically significant 85% reduction in acute pancreatitis events.

Additionally, 86% of olezarsen-treated patients achieved triglyceride levels less than 500 mg/dL, below the risk threshold for acute pancreatitis, sudden inflammation of the pancreas.

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Olezarsen demonstrated favorable safety and tolerability.

These data were presented at the American Heart Association (AHA) ...