This best practice guideline aims to provide detailed information for the triage nurse assessing the child (0 to 5 years) presenting with fever, and the appropriate administration of paracetamol. It aims to promote evidence-based practice to encourage consistent care and management strategies for best patient outcomes. The information is based on recently published papers and guidelines including feverish illness in children (NICE 2007), the most current and in-depth published guidelines identified. It contains information on current knowledge to promote best practice in children with fever