Gastrectomy Study: Study to Investigate the Effect of Creon 25000 Minimicrospheres on Body Mass Index (BMI) in Patients After Gastrectomy

Inclusion Criteria: * Informed consent * Males or females * Age \>= 18 years * Total or subtotal gastrectomy * Females having negative pregnancy test or being surgically sterile or 1 year postmenopausal; women of childbearing age must use effective birth control. Exclusion Criteria: * Diseases or conditions limiting the participation in, or completion of, the study * Progressive tumors/metastasis * Complications leading to insufficient peroral nutrition * Known allergy to pancreatin * Known exocrine insufficiency * Experimental drug intake