Composition for antitussive or expectorant comprising Artemisia gmelinii extract

摘要

The present invention relates to a composition for improving or preventing cough or sputum, comprising an extract or fraction of Artemisia gmelinii as an active ingredient, and the extract of the present invention inhibits the expression of MUC5AC, a mucus-related gene in an individual. It is characterized in that it relieves and removes or discharges cough and sputum as respiratory symptoms caused by fine dust.