Preparing for Brexit when you have Addisons or Adrenal Insufficency Although uncertainty continues about the timing and likelihood of Brexit taking place, it's worth being prepared for the possibility of the Britain leaving the EU when you have Addison's or Adrenal Insufficiency. Professor Simon Pearce has put together this guide to the things you need to prepare for and how to keep well in the event of Britain leaving the EU. You may wish to download and print it so you can also discuss it with those that care for you or medics. A printed copy will be included with the November magazine for subscribing members. Read our ADSHG Brexit Guide (PDF 516kb - Opens in new window).