Aim:To compare the efficacy and safety of atomoxetine by taking once in morning or at night in the treatment of Attention deficit hyperactive disorder(ADHD).Methods: Ninety-one patients with ADHD were randomly assigned to morning group(49) and night group(42),each of them took atomoxetine for 8 weeks.ADHD parents rating scale(ADHDRS-IV-Parent: Inv),Conner s parents rating scale(CPRS-R: S),Clinical general impression-severe(CGI-ADHD-S) and TESS were used to evaluate the efficacy and safety of atomoxetine.Res...