Hi. 45 year old female, 5'6", 145lbs. December with Celiac, went gluten free, then went on dapsone for dh. Two weeks later, having shortness of breath. No one can figure it out. Most recent blood results are normal other than: RDW 16.1, AST 44, ALT 58, and Iron 169. Vitamin B6 also came out a little high at 38.7. Please help, I was a runner, and cyclist and now can't do either since January.