Schering Sues Par, Perrigo To Block Generic Zegerid

Law360, New York (September 21, 2010, 5:37 PM EDT) -- Merck & Co. Inc. subsidiary Schering-Plough HealthCare Products Inc. has fired off a pair of patent infringement lawsuits against Par Pharmaceutical Inc. and Perrigo Research and Development Co. in an effort to keep the companies from making a generic version of the heartburn drug Zegerid OTC.

Santarus Inc. disclosed in regulatory filing Monday that the company was a co-plaintiff with Schering in two U.S. District Court for the District of New Jersey lawsuits accusing Par and Perrigo of infringing the patents related to Zegerid.

The suits...
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