Stimuli paired with drugs often elicit effects opposite that of the drugs.

Question

Quizplus · Accepted Answer

This is known as classical conditioning, where a neutral stimulus (such as a particular environment or sound) becomes associated with drug use, and can trigger physiological and psychological responses similar to the effects of the drug even in the absence of the drug itself. These responses may be opposite or complementary to the effects of the drug.

Stimuli Paired with Drugs Often Elicit Effects Opposite That of the Drugs