PCSK9 Patent Case: Praluent Injunction Vacated, But May Well Return

Appeals court vacates injunction that Repatha marketer Amgen had won against Sanofi/Regeneron's Praluent, but notes 'a reduction in choice of drugs cannot be the sole reason for a district court to deny an injunction.'

A patent holder's request for a permanent injunction cannot be denied simply because removing an infringing drug from the market would reduce the number of available treatments, the federal appeals court ruled in a PCSK9 inhibitor patent dispute.

In an Oct. 5 opinion, a three-judge panel of the US Court of Appeals for the Federal Circuit unanimously...

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