Novartis Says Alexion's 'Block The Cause' Ads Are False

By Mike Curley ( October 21, 2025, 1:16 PM EDT) -- Novartis Pharmaceuticals Corp. is suing rival Alexion Pharmaceuticals Inc. in Delaware federal court, alleging that Alexion's "Block the Cause" ad campaign for its Ultomiris product falsely implies that Novartis' own treatment is less effective or even dangerous....

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