Amphetamines are sympathomimetic amines that cause rapid release of:

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   oneguy

   Amphetamines pass readily into the CNS and cause a rapid release of norepinephrine in the brain. Amphetamines increase systolic and diastolic blood pressures and act as weak bronchodilators and respiratory stimulants. They have a high potential for abuse, resulting in tolerance, psychological dependence, and severe social disability. Abuse causes extreme violence and paranoid psychotic behavior Note: Amphetamines and ephedrine are indirectly acting sympathomimetic (sympathetic-type) drugs. These drugs demonstrate tolerance and are orally active, unlike epinephrine and norepinephrine.

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