IRCT2014041417267N1 IRCT 2014-05-25 Kermanshah University of Medical Sciences The effect of peppermint on nausea severity. The effects of inhalation aromatherapy on nausea severity in patients admitted for abdominal surgery 2014-06-22 anticipated 120 Complete https://irct.ir/trial/15924 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Used, Assignment: Parallel, Purpose: Supportive. N/A Nausea. Intervention 1: In this study the researcher, after patients transferring from operating room to the surgical ward and stabilizing their vital signs performs the intervention between 2 groups. In the first group that received inhalation aromatherapy,we used the solution that contains Peppermint extract(0/2 ml of peppermint solution 10% in 2 ml of distilled water) for 5 minute. In the other group that received inhalation aromatherapy, we used the solution that contains Peppermint extract(0/2 ml of peppermint solution 30% in 2 ml of distilled water) for 5 minute.The Desired solutions(0/2 ml of peppermint solution in 2 ml of distilled water) were shed on the non Sterile gaz and the non sterile gaz is subjected to the patient's nose in a distance of 5 cm for 5 minutes. Intervention 2: In the control group, distilled water is used. two ml of distilled water were shed on the non Sterile gaz and the non sterile gaz is subjected to the patient's nose in a distance of 5 cm for 5 minutes. Nausea severity is measured 5 and 10 min after the intervention with VAS(Visual Analog Scale) in control group and comparison is done between 3 group.