neurochemical

[ noo r-oh-kem-i-kuh l, nyoo r- ]
/ ˌnʊər oʊˈkɛm ɪ kəl, ˌnyʊər- /

adjective

of or relating to neurochemistry.
(of a drug or other substance) affecting the nervous system.

noun

a drug or other substance that affects the nervous system.

Origin of neurochemical

First recorded in 1945–50; neuro- + chemical