Tonight before I go to bed I will be setting all of my diabetes devices back an hour. It doesn't seem like it would cause to much trouble but an hour time change is huge. For at least a day or two my blood sugars will be off, for the longest time I thought I was the only one who had problems with the time change.
A Google search for diabetes time change brought back some great articles, I have shared a couple of the links below. Take a minute to read them, they may help you avoid any problems you may have with the time