No More Deal? Novartis, Amgen Trade Lawsuits Over Aimovig Agreements

 
• By Mandy Jackson
  
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Novartis wants a federal judge to stop Amgen from terminating the companies' agreements around potential migraine blockbuster Aimovig, in which it claims to have invested $870m to date. Amgen wants to go to trial, letting a jury decide whether it can end the partnership – and win damages.

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A quiet disagreement between Amgen Inc. and Novartis AG regarding their partnership for the first-to-market calcitonin gene-related peptide (CGRP) receptor inhibitor Aimovig (erenumab) has erupted into formal legal proceedings. The two companies filed lawsuits against each other on the same day and in the same court – with Novartis seeking to keep the companies' agreements in place and Amgen seeking to terminate the migraine drug collaboration in which Novartis has invested $870m to date.

The disagreement arose last year when Novartis informed Amgen that its sister company, the Austrian contract manufacturing organization (CMO) Sandoz...

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