Barbiturates are among the most widely used _________ drugs.(A) Stimulant(B) Depressant(C) Narcotic(D) Hallucinogen
Correct answer is (B) Depressant
Explanation: Barbiturates are among the most widely used Depressant drugs. Depressants are drugs that inhibit the function of the central nervous system (CNS) and are among the most widely used drugs in the world.