twenty boys ( mean age , 9 +/- 2 years ) with attention deficit disorder with hyperactivity received three weeks each of dextroamphetamine sulfate ( 0.5 mg/kg/d ) , fenfluramine hydrochloride ( 0.6 mg/kg/d increased to 2.0 mg/kg/d ) , and placebo in a double-blind , random-order , crossover design .
C1263846
with attention deficit disorder
C0011810
dextroamphetamine sulfate