When the threat passes, epinephrine and norepinephrine levels drop, but if danger comes too often they can damage the arteries.
A few months before Noah went off to camp, she woke up one night to find him covered in hives, coughing and gasping, and she had to jam a syringe full of epinephrine into his thigh .
Sure enough, after epinephrine was administered, the patient lost consciousness and drifted toward death although just before he died, the simulation ended.
States enact laws to stock epinephrine at schools NASHVILLE, Tenn. (AP) — When a third-grade student who had been stung by a wasp developed welts on his neck and had trouble breathing, school nurse Amanda Williams had the necessary dose of epinephrin Oct. 18, 2013 - The Palladium-Times