I know plenty of people who believed I was and still am. The reality is I have DID which accounts for the different voices coming out of my mouth.
Try getting a pill organiser which will help you to remember to take your meds. Also you may need to have your meds tweaked in light of the anxiety. So take a trip to your GP of P'doc and let them know what is happening.
Demons get way too much credit........
Take Care