Tree pollen season is approaching fast, and my fellow sufferers might not know that the generic version of Flonase nasal spray is made right here in Columbus - where it goes by the generic name, f luticasone propionate. Gesundheit. Central Ohio's fifth-biggest manufacturer debuted its new name Wednesday: West-Ward Columbus. Hikma Pharmaceuticals Plc closed its $2.1 billion acquisition of the former Roxane Laboratories Inc. on Tuesday and changed the building's signage and website overnight to...