Determination the effects of black pepper and angelica oil on nicotine craving of students: a randomized controlled pilot trial.

This study was examined the effects of essential oils inhalation on smoking cessation. This study is an experimental study conducted with the intervention and control groups (pretest/posttest). Fifty-eight students were randomly grouped into 1 of 3 groups: black pepper group (n:21), inhaled black pepper oil, angelica group (n:18) inhaled angelica oil, and control group (n:19), inhaled sunflower (placebo) oil for 2 min. when they felt the urge to smoke. The study showed that the mean score of students applying black pepper oil and angelica oil in intra-group comparison decreased after aromatherapy. Aromatherapy is an effective and safe method on smoking cessation. [ABSTRACT FROM AUTHOR]