Question

The drug that functions as depressant of CNS is
(a) Amphetamine
(b) Caffeine
(c) Opium
(d) Cocaine

Answer 1

(c) opium is correct

Answer 2

Often referred to as sedatives and tranquilizers, CNS depressants are substances that can slow normal brain function. Most CNS depressants reduce brain function through a neurotransmitter called gammaaminobutyric acid (GABA), a chemical that enables communication between brain cells.

examples opioids, barbiturates, benzodiazepines,

therefore answer c) opium is