US Patent 6033686

Controlled release tablet of bupropion hydrochloride


Dr. Pawan Seth, Ph.D., Inventor


The invention provides a controlled release tablet, free of stabilizer and free of pore-forming agent comprising: (i) a core consisting essentially of bupropion hydrochloride, a binder and a lubricant; and (ii) a coating consisting essentially of a water-insoluble, water-permeable film-forming polymer, a plasticizer and a water-soluble polymer.


Seth; Pawan (Irvine, CA)

Assignee: Pharma Pass LLC (Irvine, CA) 
Appl. No.: 09/184,096
Filed: October 30, 1998

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