“I’m allergic to everything!”  Ah, you’re smiling.  Is this really possible to be allergic to multiple drugs?  Evidently this is true according to a recent study published in Ann Allergy Asthma Immunol 108 (2012) 88–93. Multiple drug intolerance syndrome: prevalence, clinical characteristics, and management byEric Macy, MD and Ngoc J. Ho, PhD. So what is…