Hi , Ayurved do have solution for this like proper internal medicine and therapies like basti & pind swedan etc have shown good results. As it's autoimmune we first need to to reduce symptoms to lower at best .
Next Steps
consult online directly. I can arrange medicines by courier services.
Health Tips
"Ankylosing Spondylitis" by Dr.Niraj Gujarathi - https://www.practo.com/healthfeed/ankylosing-spondylitis-6962/post