Effect of Steroids on Patients With Fibromyalgia/Chromic Widespread Pain: An Observational Study
Although my hypothyroidism is NOT autoimmune in origin, prednisolone eliminates my stiffness and pain.
Fibromyalgia
Cetirizine and allopurinol as novel weapons against cellular autoimmune disorders - PubMed
Some people with autoimmune diseases take cetirizine
Modulating the immune response with the wake-promoting drug modafinil: A potential therapeutic approach for inflammatory disorders - PubMed
This would explain why the isomer of modafinil that I take, armodafinil, greatly reduces my pain
Caffeine and Modafinil Ameliorate the Neuroinflammation and Anxious Behavior in Rats during Sleep Deprivation by Inhibiting the Microglia Activation
Neuroinflammation being a factor, plus modafinil use. In my case, armodafinil works well for pain (Nuvigil).
MAO-A Inhibition by Metaxalone Reverts IL-1β-Induced Inflammatory Phenotype in Microglial Cells
Interesting that Metaxalone has this effect, and it works well for fibromyalgia. More suggestion that there is an autoimmune component.
Immunometabolic modulatory role of naltrexone in micro glial cells
Suggests fibromyalgia has An autoimmune component