 All patients were screened at Day 0 Visit 1 when baseline assessment of their bowel movements over the previous 14 days were made. Patients were dispensed with Movicol to commence treatment on the following day Day 1. During the first 5 days the dose was increased on an every second day basis until normal bowel movement was achieved. Thereafter until the end of the study the dosage was titrated according to the stool consistency diarrhoea, loose stool, hard stools or no bowel movement for 2 days, respectively. 