Anaphylactic shock is a dangerous allergic reaction that can be life-threatening if not treated promptly and properly. Anaphylactic shock can occur within seconds or minutes.

Anaphylaxis in children is an extremely dangerous phenomenon that requires timely emergency treatment to prevent complications that can be life-threatening. Anaphylactic shock in children is the most severe level of anaphylaxis due to sudden dilation of the entire vascular system and bronchospasm that can cause death within a few minutes.