Acorda Therapeutics Files Lawsuit Against Apotex Corp. and Apotex Inc. Relating to Zanaflex Capsules(TM)

HAWTHORNE, N.Y.--(BUSINESS WIRE)--Acorda Therapeutics, Inc. (NASDAQ: ACOR) announced today that it has filed a lawsuit against Apotex Corp. and Apotex Inc. in the United States District Court for the District of New Jersey asserting infringement of the Company's U.S. Patent No. 6,455,557 relating to multiparticulate tizanidine compositions, such as those sold by the Company as Zanaflex Capsules™. The patent expires in 2021. The lawsuit is in response to Apotex Inc.’s Paragraph IV Certification Notice to the Company advising that Apotex Inc. had submitted an Abbreviated New Drug Application (ANDA) to the U.S. Food and Drug Administration (FDA) seeking marketing approval for generic versions of the Company’s three Zanaflex Capsules™ (tizanidine hydrochloride) dosage strengths.