Shionogi Sues To Block Another Generic Fortamet Challenge
Shionogi and Watson Pharmaceuticals Inc. accused Nostrum of infringing two patents for Fortamet by filing an abbreviated new drug application with the U.S. Food and Drug Administration. Shionogi is the exclusive licensee of the patents, which is owned by Watson subsidiary Andrx Corp.
The suit comes as Shionogi is embroiled in a...
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