Amphetamine - definition from Biology-Online.org
[(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.
MediLexicon amphetamine - Medical Dictionary Definition for Term 'amphetamine'
[1. A chemical compound that is structurally a sympathomimetic amine, considered a psychostimulant, and approved by the FDA to treat narcolepsy and ADHD; acts primarily by triggering release of norepinephrine, dopamine, and serotonin from presynaptic neurons. Because of its potential for abuse, it is scheduled by the FDA in the most restrictive classification for a drug with medical usefulness.