Follow a student's unfortunate experience when she accidentally ingests food that she is allergic to. As we go through this fictional scenario, we'll learn about what anaphylactic shock is, the general signs and symptoms of anaphylaxis, and what happens at a molecular level when an individual goes through an anaphylactic episode. We will also be introduced to the proper usage of an EpiPen and how it works. Please note: This video is meant to provide a basic overview of anaphylaxis and epinephrine autoinjectors. Visit your local healthcare provider to learn more about these topics.