BETHESDA, Md. & ABBOTT PARK, Ill.--(BUSINESS WIRE)--Sucampo Pharmaceuticals, Inc. (NASDAQ:SCMP) and Abbott (NYSE:ABT) today announced that Sucampo Pharma Ltd., a wholly owned subsidiary of Sucampo Pharmaceuticals, Inc., has submitted a marketing application to the Japanese Pharmaceuticals and Medical Devices Agency for approval to market Amitiza® (lubiprostone) 24 mcg for the treatment of chronic idiopathic constipation (CIC).