All 6 Uses

adrenaline
in
The Death Cure
(Auto-generated)

Thomas gasped for air, his chest heaving as adrenaline throbbed through his body.†
p. 55.8 *

adrenaline = “fight or flight” stimulating hormone
Thomas felt a mad rush of adrenaline.†
p. 87.4
Thomas harnessed his furious surge of adrenaline and took a risk, lifted his Launcher up from beneath him with one hand, firing in random directions as he used the other to help pull Brenda across the floor.†
p. 89.2
But whatever was controlling Thomas seemed to release adrenaline inside him; his strength overcame Minho's and he threw the boy off.†
p. 131.4
Janson squirmed beneath them as they wrestled, and Thomas felt a desperation seize him, adrenaline exploding through his body.†
p. 282.3
Then adrenaline surged through his body.†
p. 315.5

Definitions:

(1) (adrenaline)
“fight or flight” stimulating hormone secreted by the adrenal gland in response to stress (making the body feel excited and ready for action)

Doctors are more likely to use the term epinephrine (possibly shortened to epi or EP). Adrenalin as a proper noun without the ending "e" is a trademark name for the same chemical.
(2) (meaning too rare to warrant focus)