The anxiety and pain during venipuncture may be cause to the avoidance of the medical therapy in patient as well as adult. Aromatherapy with lavender was shown that beneficial effects on chronic pain and anxiety. It's effect on acute pain and anxiety is not exactly known. In this study, the aromatherapy with the lavender will be compared with placebo to evaluate the analgesic and anxiolytic effect during peripheral venous cannulation before surgery.