The primary outcome is the mean daily glucose level during the course of the trial. This will be calculated from glucose readings taken from before and after meals. Both formal venous and fingerprick glucose measurements will be accepted.[Daily pre and post meals; from the day of randomisation to the final day that the patient is in the trial.]

The primary outcome is the mean daily glucose level during the course of the trial. This will be calculated from glucose readings taken from before and after meals. Both formal venous and fingerprick glucose measurements will be accepted.[Daily pre and post meals; from the day of randomisation to the final day that the patient is in the trial.]