Alnylam enters the ATTR-CM drug race

Today in "The Readout" newsletter: Alnylam's Amvuttra enters ATTR-CM drug race, and Expedition Therapeutics seeks to bring Chinese drugs to the U.S.

Mar 21, 2025 - 17:18
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Alnylam enters the ATTR-CM drug race

Morning! Today, we have plenty of interesting content from yesterday’s STAT Breakthrough Summit East in New York. Also, Alnylam wins an important approval for ATTR-CM. 

Alnylam’s Amvuttra enters ATTR-CM drug race

The FDA has approved Alynylam’s RNAi therapy Amvuttra for treating transthyretin amyloid cardiomyopathy (ATTR-CM), positioning it to compete with Pfizer’s Vyndamax and BridgeBio’s Attruby. Priced at $476,000 annually, Amvuttra is significantly more expensive than BridgeBio’s pill and may face access hurdles, particularly with Medicare Advantage.

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