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20 September 2021AmericasMuireann Bolger

Supernus hits Zydus with repeat suit over migraine drug

Supernus Pharmaceuticals has once again accused Indian generic drugmaker Zydus Cadila and its US unit of allegedly infringing 10 patents with its copycat of Trokendi XR (topiramate), a drug for migraines and seizures.

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More on this story

Americas
24 January 2019   The US Court of Appeals for the Federal Circuit has overturned a reduction in the patent term adjustment owned by Supernus Pharmaceuticals.
Big Pharma
16 June 2022   Zydus Pharmaceuticals has attempted to revive an antitrust lawsuit accusing Takeda Pharmaceuticals of attempting to delay generic competition and of abusing its dominant market position.
Big Pharma
10 August 2023   Patent-in-suit relates to a synthetic drug used to treat nicotine dependence | Development comes after USFood and Drug Administration sets new guidelines forcing the withdrawal of another big pharma firm’s rival drug.

More on this story

Americas
24 January 2019   The US Court of Appeals for the Federal Circuit has overturned a reduction in the patent term adjustment owned by Supernus Pharmaceuticals.
Big Pharma
16 June 2022   Zydus Pharmaceuticals has attempted to revive an antitrust lawsuit accusing Takeda Pharmaceuticals of attempting to delay generic competition and of abusing its dominant market position.
Big Pharma
10 August 2023   Patent-in-suit relates to a synthetic drug used to treat nicotine dependence | Development comes after USFood and Drug Administration sets new guidelines forcing the withdrawal of another big pharma firm’s rival drug.

More on this story

Americas
24 January 2019   The US Court of Appeals for the Federal Circuit has overturned a reduction in the patent term adjustment owned by Supernus Pharmaceuticals.
Big Pharma
16 June 2022   Zydus Pharmaceuticals has attempted to revive an antitrust lawsuit accusing Takeda Pharmaceuticals of attempting to delay generic competition and of abusing its dominant market position.
Big Pharma
10 August 2023   Patent-in-suit relates to a synthetic drug used to treat nicotine dependence | Development comes after USFood and Drug Administration sets new guidelines forcing the withdrawal of another big pharma firm’s rival drug.