The Pesky Peanut, a Compelling True Story by Seattle Author, Katie Corl,

An allergic response to peanuts usually occurs within minutes after exposure, and symptoms range from mild to severe. Peanut allergy is one of the most common causes of anaphylaxis, a medical emergency that requires treatment with an epinephrine (adrenaline) injector (EpiPen, EpiPen Jr or Twinject) and a trip to the emergency room.