Pharmaceutical composition for preventing or treating atopic dermatitis containing the membrane-separated extracts of platycodon grandiflorum or platycoside E as an active ingredient

摘要

The present invention relates to a pharmaceutical composition for the prevention or treatment of atopic dermatitis, which contains bellflower membrane extract or Platicoside E as an active ingredient. The bellflower membrane extract or Platicoside E according to the present invention alleviates atopic symptoms. In addition, it can be usefully used to prevent or treat atopic dermatitis by reducing inflammatory cell infiltration, occurrence of necrotic scab, tissue thickness and mast cell number, and dose-dependently reducing blood IgE content and IL-4 content. .