IRCT201612124736N20 IRCT 2017-02-05 Vice Chancellor for Research and Technology, Kermanshah University of Medical Sciences Effect of aromatherapy on pain and anxiety caused by the insertion of IV catheter Comparison the effect of aromatherapy by essential oils of lavender and peppermint on the levels of pain and anxiety caused by the insertion of intravenous catheter 2017-01-20 anticipated 120 Complete https://irct.ir/trial/5069 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment. N/A Condition 1: Anxiety. Condition 2: pain. Intervention 1: In group two, the three drops of Peppermint essential oil will be used. Trade name of this essence is peppermint essential oil and its scientific name is Mentha piperita which is produced by Tehran Zardband Company. This essential oil will be used in pure form with a concentration of 100 percent. Major chemical compounds are Menthol and methyl acetate. Essential oils will be dropped by the dropper on a napkin and will be connected to the patient's clothing at the chest area and will be inhaled for 5 minutes. Intervention 2: In group one, the Three drops of lavender essential oil will be used. Trade name of this essence is lavender essential oil and its scientific name is Lavandula which is produced by Tehran Zardband Company. This essential oil will be used in pure form with a concentration of 100 percent. Major chemical compounds are linalyl acetate and linalool. Essential oils will be dropped by the dropper on a napkin and will be connected to the patient's clothing at the chest area and will be inhaled for 5 minutes. Intervention 3: In control group, the three drops of distilled water will be used which is produced by Tehran Samen Company. Distilled water will be dropped by the dropper on a napkin and will be connected to the patient's clothing at the chest area and will be inhaled for 5 minutes.