Shire Sues IMPAX Over ANDA for Adderall Generic

Law360, New York (December 30, 2003, 12:00 AM EST) -- Shire Laboratories Inc., a subsidiary of Shire Pharmaceuticals Group, filed a lawsuit in the U.S. District Court for the District of Delaware against IMPAX Laboratories over IMPAX’ plans to make a generic version of Shire’s Adderall drug for attention deficit hyperactivity disorder (ADHD) in children.

The lawsuit results from an abbreviated new drug application (ANDA) filed by IMPAX for a generic version of 30 mg Adderall XR. In the filing, IMPAX provided notice that it would seek to market its generic product before the expiration of...
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