Alnylam Pharmaceuticals ALNY announced that the FDA had approved its regulatory filing seeking the label expansion of its lead drug, Amvuttra (vutrisiran), for treating the cardiomyopathy of wild-type or hereditary transthyretin-mediated amyloidosis (ATTR-CM) in adults to reduce cardiovascular mortality,

Alnylam Pharmaceuticals’ Amvuttra (vutrisiran) has been approved by the Food and Drug Administration (FDA) to treat transthyretin amyloid cardiomyopathy (ATTR-CM), a potentially fatal disease of the heart muscle.

Alnylam Pharmaceuticals Inc. won a major FDA approval on Thursday, one that could propel the Cambridge company toward a major milestone — finally reaching profitability.