This document provides information about allergies, anaphylaxis, epinephrine auto-injectors (EpiPens), and how to use an EpiPen. It defines allergies and anaphylaxis, lists common allergic triggers and symptoms, and explains that EpiPens are prescribed for those with severe allergic reactions. It describes how to recognize symptoms requiring an EpiPen, the proper procedures for administering an EpiPen including holding it against the thigh and calling for help, and monitoring the person until emergency help arrives. The document emphasizes to always use an EpiPen if a reaction is suspected rather than waiting.