Amylyx Resets As A Clinical-Stage Company, Withdrawing Relyvrio

Workforce Will Be Cut By 70%

The ALS treatment Relyvrio was removed from the market as expected following a Phase III trial failure.

empty cabinet
Relyvrio was withdrawn from the market • Source: Shutterstock

With the removal of Relyvrio (sodium phenylbutyrate/taurursodiol) from the market, Amylyx Pharmaceuticals, Inc. will lose its sole commercial revenue stream and return its focus to pipeline development. The company announced on 4 April that it will withdraw Relyvrio from the US and Canada, where it is sold as Albrioza, immediately due to lack of efficacy for amyotrophic lateral sclerosis (ALS).

Key Takeaways

  • The withdrawal of Relyvrio from the market for ALS was expected but is a disappointment for the company, investors and patients.

The update was expected after the Cambridge, MA-based company announced in March that the confirmatory Phase III PHOENIX trial testing...

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