Objective: This study aims to know the effect of aromatherapy on reducing nausea in post spinal anesthesia patients. Method: This research is a literature study. In the strategy to find the journal framework used is PICOT. The keywords used are "Aromatherapy and nausea and vomiting and postoperative and spinal anesthesia". The data sources used are e-resources from PubMed and Google Scholar in the form of articles or journals. The inclusion criteria in this study were national and international journals from different databases and related to research variables, namely nausea, with aromatherapy inhalation intervention, as well as articles discussing the effects of inhaled aromatherapy on nausea in postoperative patients with spinal anesthesia. Deadline for publication of articles within the last 5 years (2016-2021). The exclusion criteria for this study were national and international databases and had nothing to do with the study variables, no intervention was given, there was no reflexology effect on anxiety levels in burn patients and the publication time of the article was more than 5 years. Results: In searching for articles using 2 databases, each was found from PubMed 1871 search results and Google Scholar 951 search results. After disqualification related to the year of publication, 485 articles were obtained in the last 5 years, and in the end 8 articles were obtained that matched the criteria obtained. Of the 8 articles that have been reviewed, it was found that postoperative patients with spinal anesthesia experienced nausea Conclusion: Based on a systematic review conducted on 8 articles, it can be concluded that the administration of aromatherapy is very useful for reducing nausea in postoperative patients with spinal anesthesia. There are many choices of aromatherapy that can be given to patients, ranging from lavender aromatherapy, ginger aromatherapy, peppermint aromatherapy, lemon essential oil aromatherapy and rose aromatherapy. So it is suggested that aromatherapy inhalation intervention can be applied to patients who experience postoperative nausea with spinal anesthesia.