Question

a drug that slows the central nervous system is a(n) __________ .

○ prescription
○ stimulant
○ placebo
○ depressant

Explanation:

A depressant is defined as a drug that slows the activity of the central nervous system. Prescription refers to a type of drug access, stimulant speeds up the nervous system, and placebo has no active therapeutic effect.

Answer:

Depressant