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
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.