IL17A and asthma: OVA challenge elevated serum IgE and BALF cytokines (IL-4, IL-13, IL-17), which were mitigated by 1,8-cineol.<h4>Conclusions</h4>1,8-cineol inhibits TGF-β1-driven EMT and airway inflammation by modulating the NF-κB/COX-2 pathway, highlighting its therapeutic potential for asthma.