Homeopathy claims to successfully address autoimmune inflammation if the tissues are not destroyed and to improve symptoms even if tissues are destoyed. So this seems worthwhile to check out. Obviously you need to see a homeopath and cannot treat yourself. The Queen sees a homeopath as did the Queen Mother - so did Mahatma Gandhi.
altMD mentions remedies for arthritis, gout and fibromyalgia.
National Center for Complementary and Alternative Medicine: Rheumatoid Arthritis