Confusional paranoid psychosis after withdrawal from sympathomimetic amines: two case reports

Abstract
Paranoid psychosis may result from intoxication with, or withdrawal from, amphetamines. Two cases of paranoid confusional psychosis commencing 1 wk after the patients'' withdrawal from sympathomimetic amines are described. The pathophysiology for this unusal disorder may be agonist-induced dopamine receptor hypersensitivity.