Some more, again in no particular order:
* Find a good pharmacist. As someone with a chronic condition you are a very valuable customer to the pharmacist. A local independent one can sometime be better than a generic Boots. Make them work for their repeat prescriptions – get them to do as much of the donkey work as possible 
* You’ll need to tell the DVLA you’re diabetic. You’ll then get a three year licence which can be revoked if you have ;