glutamatergic

adjective

glu·​ta·​ma·​ter·​gic ˌglüt-ə-mə-ˈtər-jik 

: liberating, activated by, or involving glutamate

glutamatergic neurons

The drug, which activates glutamatergic circuits and inhibits GABA, appears to reduce craving in addicts.

—Constance Holden, Science