MARLBOROUGH, Mass.--(BUSINESS WIRE)--Sepracor Inc. (Nasdaq: SEPR) announced today that it has completed the acquisition of Oryx Pharmaceuticals Inc., an affiliate of the Arrow Group. Oryx is a specialty pharmaceutical company that markets branded prescription pharmaceutical products to physician specialists and hospitals within Canada and is focused in the cardiovascular, central nervous system (CNS) disorders, pain and infectious disease therapeutic areas. The company’s portfolio consists of 14 specialized products, including NIASPAN®, ADVICOR®, ANGIOMAX®, NAPRELAN®, CUBICIN®, TRILEPTAL® and RESTORIL®.