BioMarin Kills Kyndrisa, But Duchenne Pursuit Not Over

Seeing no clear path to approval in the US or Europe for its muscular dystrophy drug drisapersen, BioMarin shelves it , plus three first-generation follow-on products. But it continues to "explore" its early stage next-generation oligonucleotides as potential treatments for DMD.

With the FDA already rejecting BioMarin Pharmaceutical Inc.'s experimental Duchenne muscular dystrophy (DMD) drug Kyndrisa (drisapersen) and now European regulators indicating they saw no chance for success, the biotech said it was ending development of the drug, plus three other first-generation follow-on products – BMN 044, BMN 045 and BMN 053 – which currently are in Phase II studies for distinct forms of the disease.

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