FOR IMMEDIATE RELEASE -- Columbus, Ohio -- July 14, 2008 -- Roxane Laboratories, Inc. announced today that it is conducting a nationwide voluntary recall of two manufacturing lots of Sodium Polystyrene Sulfonate Suspension, USP, 15 g/60 mL Unit dose bottles (NDC 0054-0165-51; Lot 856396A Exp April 2010, and Lot 856693A Exp May 2010). Sodium Polystyrene Sulfonate Suspension is used to treat hyperkalemia (an elevated blood level of the electrolyte potassium).