SPD503 (Guanfacine Hydrochloride) in ADHD Plus Oppositional Symptoms

You may be eligible if

• Healthy subjects with ADHD and oppositional symptoms
• ADHD-RS\>=24
• CGI \>=4
• T-score of Opp subscale CPRS-R:L \>=65
• Normal ECG and BP
• \>= 55 lbs