Sanofi pays Regeneron $1B to expand antibody partnership
The companies aim to develop long-acting antibody drugs as Dupixent's patent approaches.

Palanor Wire · composed from 3 outlets · every claim links to its sources
What happened
Sanofi and Regeneron expanded their partnership. 123 The agreement includes a $1 billion upfront payment. 12 The companies plan to develop long-acting antibody drugs. 1
Why it matters
Dupixent faces an approaching patent cliff. 23
What to watch
The expanded collaboration aims to find successors to Dupixent. 13
Sources · 3
[1]Sanofi builds on immunology alliance with Regeneron for $1B upfront
Endpoints News
[2]Sanofi, Regeneron broaden alliance to find their next Dupixent
BioPharma Dive
[3]STAT+: Sanofi, Regeneron expand partnership after Dupixent success
STAT
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