Patent ID: 8298580
Filing Date: 2012-10-30
Classification: A61K,A61P,B82Y,Y02A

Abstract:
1. A sustained release formulation of topiramate comprising topiramate as an active ingredient, which is released from the formulation along a pre-determined release profile, the formulation comprising: (a) at least two different extended release topiramate-containing components, wherein each component comprises a release controlling coating specific for its component and comprising a coating material selected from the group consisting of cellulosic polymers and acrylic polymers, and, optionally, (b) an immediate release (IR) topiramate-containing component comprising: wherein all of the components release topiramate in a continuous manner and at least one of the two XR components releases the topiramate contained therein such that greater than or equal to about 80% of the topiramate is released in vitro in less than or equal to about 4 hours.