Alza, Impax Clash Over Patents For ADD/ADHD Drug Concerta
Alza alleges Impax Laboratories Inc. and Andrx Pharmaceuticals LLC infringe its patents by seeking to make generic versions of all doses of Concerta prior to the expiration of the patents in question.
Concerta, is made with active ingredient methylphenidate hydrochloride, a stimulant medication. It treats Attention Deficit Disorder (ADD) and attention deficit hyperactivity disorder (ADHD)....
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