21
Drug Safety and Risk Management Advisory Committee 
February 9, 2006
ADHD Drug Use in the U.S.
nData source: Vector OneŽ: National (VONA)
qCollects data on prescription activity from retail pharmacies from multiple sources
qIncludes data on prescriber specialty, patient age, gender
qData available for >1.8 bil Rxs per year, for 150 million patients in the U.S.
qDoes not provide data on indication for Rx, or  duration of treatment