Allergan (NYSE:AGN) said yesterday that it inked a deal with InnoPharma to settle a patent challenge over Allergan’s dry eye drug, Restasis. InnoPharma is one of four companies challenging Allergan’s patents to its eye drop product. The group also includes Mylan (NSDQ:MYL), Teva Pharmaceuticals (NYSE:TEVA) and Akorn Inc. (NSDQ:AKRX) – all of which are challenging the Restasis patents in […]