INTRODUCTION: Medication errors (MEs) are preventable events and common causes of harm and hospital admissions. In Brazil, there is a scarcity of data on MEs in the pediatric population in the home environment. Knowledge about the types of ME, characteristics and causes of MEs may help preventive strategies involving the pediatric population. OBJECTIVES: To describe the characteristics of the MEs in the pediatric population in the home environment. METHODS: A cross-sectional study about MEs in the pediatric population in the home environment of the reported cases to Centro