Mark, you could try the forum search feature.
You type in the keywords you're looking for and you can search forum wide or one particular forum. If the 'burning' sensation is actual nerve pain, then check the
Peripheral Neuropathy forum .
It sounds as if she may have been injured by one of those meds at least so getting her physically strong is very important.
The longer they treat her pain/burning as an ummm "mental" problem

, then the longer she'll take to heal. Just my thoughts anyway after reading your 2 post.
http://neurotalk.psychcentral.com/search.php
I'm up over my head at present with medical mistakes and misdiagnoses and maltreatment of family members by doctors where I live and I'm steaming mad about it all right now.