Question

tell the classification of drug.....barbiturates,
opiates
stimulants
depressants
hallucinogens

Explanation:

Barbiturates are drugs that depress the central nervous system. They slow down brain activity, which is characteristic of depressants. Opiates are related to pain - relief (like morphine). Stimulants increase brain activity (e.g., caffeine). Hallucinogens cause hallucinations (e.g., LSD).

Answer:

Depressants