Hi, this morning, I started itching my scalp and then my neck, I then started itching my upper arm, my upper back, I have rashes and a lots of bumps and ridge looking bumps that just popped up about an hour ago, the itching hasn't stopped but getting more and now burning, I haven't changed soap or lotion or used new medication, I only started using iodine supplement 3 days ago, can you please help