Biosimilars Rise Is Cold Comfort For Biogen As Tecfidera Competition Bites

Signals ‘Financial Reset’ In 2021 Due To Dimethyl Fumarate Generics

Biosimilars sales rising by 8% to almost $800m in 2020 failed to offset the impact on Biogen of generic competition to its Tecfidera brand in the US.

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Biogen expects a ‘reset’ in 2021 due to Tecfidera generics • Source: Shutterstock

A boost in biosimilars sales provided only minor consolation to Biogen in 2020, as generic competition to its blockbuster Tecfidera (dimethyl fumarate) multiple sclerosis brand in the US late in the year took a bite out of the company’s annual sales, which fell by 6% to $13.4bn.

“Biosimilars delivered solid performance despite continued COVID-19 impact, with revenues of $796m for 2020 which represents 8% growth

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