April 14 (Reuters) - Swiss generic drug manufacturer Sandoz SDZ.S said on Monday it had filed an antitrust lawsuit in the U.S. against Amgen AMGN.O for entrenching the dominant market position of its blockbuster medicine, Enbrel (etanercept).
(Reporting by Abinaya Vijayaraghavan; Editing by Rashmi Aich)
((Abinaya.V@thomsonreuters.com;))