Public review preview. Candidate definitions have not yet been read by the two reviewers. Each entry shows its review status.
biological

Judged: two independent readers; copy check clear.

CNS depressant

CNS depressant A CNS depressant is a substance that lowers activity in the central nervous system.

A CNS depressant is a substance that lowers activity in the central nervous system. In the supplied source, this occurs by strengthening the inhibitory effects of GABA and also reducing excitatory nerve signaling.