Testing tic suppression: comparing the effects of dexmethylphenidate to no medication in children and adolescents with attention-deficit/hyperactivity disorder and Tourette's disorder. (1/3)

Dose effects and comparative effectiveness of extended release dexmethylphenidate and mixed amphetamine salts. (2/3)

Differential influences of ethanol on early exposure to racemic methylphenidate compared with dexmethylphenidate in humans. (3/3)