The present invention relates to a composition for treating wounds containing, as an active ingredient, a compound of Uldavioside A (Uldavioside A) isolated from an extract of Ulmus davidiana Planch. The compound of Uldavioside A described above is excellent. Since it exhibits a therapeutic effect on wounds, it is usefully used as a therapeutic agent for the treatment of wounds. [Selection] Figure 9本発明は、楡根皮(Ulmus davidiana Planch)抽出物から分離したUldavioside A(Uldavioside A)の化合物を有効成分として含有する傷治療用の組成物に関するもので、上記のUldavioside Aの化合物が優れた傷の治療効果を示すので、傷の治療のための治療剤として有用に用いられる。【選択図】図9