the dermatologist was nice, the allergist was the dismissing ahole. the derm is the one treating for scabies just in case, for now. yep I've been through Allegra, Zyrtec, Claritin, even h2 blocker. none of it helped. at least it's def not getting worse the past few days for the first time. your situation in mexico -yikes! maybe it was something you were exposed...