Efficacy, Tolerability and Safety of Dexmethylphenidate HCl Extended-Release Capsules in Children With Attention-Deficit/Hyperactivity Disorder

A 5-Week Treatment, Multi-Center, Double-Blind, Randomized, Placebo-Controlled, Parallel-Group, Fixed-Dose Study of the Efficacy, Tolerability and Safety of Dexmethylphenidate HCl Extended-Release Capsules Administered Once Daily in Pediatric Children With Attention-Deficit/Hyperactivity Disorder

The purpose of this study is to determine which dosages of dexmethylphenidate HCl extended-release capsules may represent effective treatment for ADHD in children 6-12 years of age.

The purpose of this study is to determine which dosages of dexmethylphenidate HCl extended-release capsules may represent effective treatment for ADHD in children 6-12 years of age.

Inclusion Criteria:

• Children 6 - 12 with a diagnosis of ADHD of any type , Same teacher who is willing to complete the assessment during the school term

Exclusion Criteria:

• Previous cardiac problems of the patient or the parents or current cardiac findings of the patient; Relevant medical condition other than ADHD; ADHD medication within a specified timeperiod prior to study start; Pregnancy or nursing; Positive drug screen

Other protocol-defined inclusion/exclusion criteria may apply