Adjective
counterregulatory (not comparable)
(physiology) That counters a regulatory process, especially the action of a hormone
Hypoglycemic symptoms and manifestations can be divided into those produced by the counterregulatory hormones ( epinephrine /adrenaline and glucagon) triggered by the falling glucose, and the neuroglycopenic effects produced by the reduced brain sugar. Source: Internet
Secretes adrenaline, one of the primary 'fight or flight' stress hormones, which have substantial counterregulatory effects. Source: Internet