While I do not have this particular autoimmune disorder, I know from personal experience how maddening it is to be dismissed by a physician when you have something that's hard to pinpoint. So I thought I'd share: "I WAS completely revitalised," says Karen. "Suddenly, I could be sociable again. "Karen* experienced this relief from chronic fatigue syndrome while taking a drug usually used to treat the blood cancer lymphoma or rheumatoid arthritis.