please help Heidi my cat to save her life

My kitty Heidi was sick last week. Wednesday i rushed her to Conyers animal Hospital under the care of Dr Kidd. test showed she was diabetic. 711 glucose when 100 or so is normal. she stopped eating on her own. treatment was started to lower sugar levels. it went down ok. her body temp would not hold. she had to be put on iv fluids and heat and hope for the best. her temp rose to more normal. but she still would not eat on her own.  she has been in hospital since august 12th.  she started getting a bit worse on Monday. really down too. i was allowed to visit her wed 19th. i brought her spirits up quite a bit. she is skinny. still not eating and will need more care. i will fight to get her better and go be with her now that i am allowed. i will give all i have for her no matter. but i need help. her bill will be big. i am not working in my field due to covid19. please please help me to save. my kitty. i love her.