Abstract Objective Analyze the medication use in children from birth to the first year. Methods Longitudinal descriptive study, conducted between 2013 and 2015. Interviews were carried out with 302 mothers in four stages: maternity postpartum, early puerperal return consultation seven days after birth, household visit 42 days postpartum and household visit one year after postpartum. Results Medication use during the first 42 days of life was 76,8%, whereas, in the course of one year, it raised for 99%, the self-medication […]