Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 19, 2012
Patent Application Number
13244748
Date Filed
September 26, 2011
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
A solid dose composition containing a mixture of a cured, modified release-barrier coated methylphenidate-ion exchange resin complex-matrix and an uncoated methylphenidate-ion exchange resin complex is described. The barrier coated methylphenidate-ion exchange resin complex-matrix comprises methylphenidate complexed with a pharmaceutically acceptable ion-exchange resin to form the complex which is admixed with a polymer to form a methylphenidate-ion exchange resin complex-matrix, which is subsequently coated with a modified release coating. The modified coating contains polyvinyl acetate polymer and a plasticizer and is cured.
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