Par Pharmaceutical Companies, Inc. has entered an agreement to acquire JHP Group Holdings, the parent company of JHP Pharmaceuticals, a specialty pharmaceutical company that develops, manufactures and markets branded and generic sterile injectable products and provides contract manufacturing services for global pharma companies. JHP will become a wholly-owned subsidiary of Par. The acquisition, subject to customary conditions, is expected to close 1Q14.    JHP has a marketed portfolio of 14 spec...