Law360, New York (September 07, 2012, 8:00 PM ET) -- Drugmakers Salix Pharmaceuticals Inc. and Dr. Falk Pharma GmbH on Friday hit rival Lupin Ltd. and its pharmaceutical unit with a patent suit in Delaware federal court seeking to stop Lupin from marketing a generic version of Salix’s ulcerative colitis drug Apriso.
Dr. Falk, which owns the patent, and licensee Salix filed the suit in response to documents Lupin supposedly has filed with the U.S. Food and Drug Administration, including an abbreviated new drug application seeking authorization to market a generic version of mesalamine before the...