OBJECTIVE: This study was conducted in order to view the effect of eucalyptus oil in the treatment of allergic rhinitis by reducing allergic symptoms. DATA SOURCES: Databases including PubMed, The Cochrane Library, PLOS ONE and JSTOR were searched for articles from inception to 31st December, 2023. STUDY SELECTIONS: The criteria for selection involved clinical trials in English with full text, having patients of allergic rhinitis. Screening and selection were done according to PRISMA guidelines after registration of protocol on PROSPERO (CRD42024498763). RESULTS: Out of 1772 studies searched only 3 clinical trials were included. Eucalyptus oil reduced allergic symptoms evaluated using RQLQ placebo (MD -0.40
95% CI [-0.68, -0.12], CONCLUSION: This review showed that eucalyptus oil was beneficial in reducing the symptoms of allergic rhinitis and improving the quality of life thus providing a way for future studies to establish its dose and duration for the management of allergic rhinitis.