Increased Frequency of Encopresis in a Child Diagnosed With Attention Deficit/Hyperactivity Disorder and Encopresis After Atomoxetine Use: A Case Report

Tufan, ALI EVREN/0000-0001-5207-6240; Yektas, Cigdem/0000-0002-5951-7253WOS: 000380812700011PubMed: 27332628Attention deficit hyperactivity disorder (ADHD) is among the most frequently reported coexisting psychiatric conditions in children with encopresis. Some case reports state that atomoxetine-a selective presynaptic norepinephrine reuptake inhibitor-approved for treatment of ADHD is also effective in the treatment of coexisting encopresis. Contrasting those reports, here we present a case diagnosed with ADHD and secondary encopresis without constipation whose encopretic symptoms increased after atomoxetine treatment and discuss possible mechanisms