Question

fill in the blank question
amphetamines are classified as drugs that people use to boost energy, stay awake, or lose weight.

Explanation:

Amphetamines are known as stimulant drugs. Stimulants increase activity in the central nervous system, which can lead to boosted energy, increased wakefulness, and can also suppress appetite (aiding in weight loss), matching the uses described for amphetamines.

Answer:

stimulant