96
Participants
Start Date
June 30, 2006
Primary Completion Date
June 30, 2009
Study Completion Date
June 30, 2009
Methylphenidate
18 mg methylphenidate
placebo
Placebo
Methylphenidate
36 mg methylphenidate
Methylphenidate
54 mg methylphenidate
Cincinnati Childrens Hospital, Cincinnati
Children's Hospital Medical Center, Cincinnati
OTHER