By narrowing the focus of a 2015 immuno-oncology deal, Regeneron Pharmaceuticals Inc. (NASDAQ:REGN) gains more freedom to play in its combinations sandbox as partner Sanofi (Euronext:SAN; NASDAQ:SNY) turns to other immuno-oncology agents in its pipeline.
The announcement comes just months after the U.S. approval of anti-PD-1 mAb Libtayo cemiplimab-rwlc, which the partners developed under the 2015 deal (see "FDA Approves Cemiplimab from Sanofi, Regeneron")...