If you see someone having an anaphylactic emergency, this may have happened to them before in which case they may have with them an Adrenaline Auto Injector (AAI)
There are a few different brands of these AAI's such as EpiPen, Jext and Emerade to name a few. All these devices work by injecting a dose of adrenaline into the system to slow down the bodies over reaction.
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