Sompraz 40 Tablet is used to treat gastroesophageal reflux disease (GERD), erosive esophagitis and stomach ulcers in children. It contains Esomeprazole, which works by reducing the amount of acid in the stomach. In some cases, this medicine may cause side effects like nausea, diarrhoea, abdominal pain, and headache. Before starting this medicine, inform the doctor if the child is allergic to any of the components.