neuroregulator
/ˌnjʊərə(ʊ)ˈrɛɡjʊleɪtə/Physiology
noun
An endogenous neuroactive substance (neurotransmitter, neuromodulator, etc.) involved in the control of neuronal activity or of a specific neural process, behaviour, etc.
Origin
1970s; earliest use found in Science. From neuro- + regulator, after neuroregulatory.