1) How much Iodine were you taking each day for 12 days? Which day did you start feeling bad?
2) Did you take the required co-supplements? http://tinyurl.com/Iodine-Handout
3) What did your doctor say? You are supposed to work with a doctor when taking supplements.
You already admitted that you did not take the skin patch test to see if you are allergic. Why don't you do this now to see if you are allergic?