KV Pharmaceuticals, Purdue Pharma settle OxyContin dispute

ST. LOUIS A generic drug company has settled a dispute with a branded drug company concerning the painkiller OxyContin.

St. Louis-based KV Pharmaceutical Co. announced Tuesday that it had entered a settlement agreement with Stamford, Conn.-based Purdue Pharma in a patent infringement lawsuit that Purdue filed against KV.

Under the terms of the agreement, KV agreed that Purdue’s patents for OxyContin (oxycodone hydrochloride) are valid, enforceable and infringed. In exchange, Purdue granted KV limited rights to sell generic controlled-release oxycodone hydrochloride tablets in the United States for an unspecified period of time.