A nurse is caring for a child who has influenza. The nurse should identify that which of the following statements by the parent indicates the child has an increased risk for Reye syndrome?

A. Grapefruit juice does not increase the risk of Reye syndrome. B. Ibuprofen is generally safe for use in children with influenza and does not increase the risk of Reye syndrome. C. Giving aspirin to a child with influenza or chickenpox increases the risk of Reye syndrome, a serious condition that causes liver damage and encephalopathy. D. Using a humidifier does not increase the risk of Reye syndrome.