What term is used to describe chemicals that can alter a person's mood,perception,or brain functioning?

Question

Quizplus · Accepted Answer

Psychoactive substances are chemicals that alter a person's mood, perception, or brain functioning. These substances can be legal or illegal and can include drugs such as caffeine and alcohol, as well as illicit drugs like cocaine and heroin. The term "psychoactive" refers to the substance's ability to affect the mind or behavior of an individual.

What Term Is Used to Describe Chemicals That Can Alter