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Amphetamine

(Science: drug) drug of abuse that acts by increasing extraneuronal dopamine in midbrain. Thought to displace dopamine in synaptic vesicles, leading to increased synaptic levels. A central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression.A drug that stimulates the central nervous system, and can both physically and psychologically addictive when overused. This drug is abused recreationally.