Which one of the following is a mismatched pair of the drug and its effect ?

Options

A. Amphetamines - CNS stimulants
B. Lysergic acid diethylamide (LSD) - Psychedelic (hallucinogen)
C. Heroin - Depressant, slows down body functions
D. Barbiturates - Tranquilliser

Answer

D

Explanation

Barbiturates are synthetic drugs which are derived from barbituric acid and are general depressants for all excitable cells. The humna CNS is most sensitive to these drugs.