PROBLEM TO BE SOLVED: To provide a percutaneously absorbable formulation of leuprorelin.SOLUTION: A percutaneously absorbable formulation of leuprorelin contains leuprorelin or a pharmaceutically acceptable salt thereof as an active ingredient, and also contains at least one selected from terpenes.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】リュープロレリンの経皮吸収型製剤を提供する。【解決手段】リュープロレリン又はその薬理学的に許容可能な塩を有効成分とし、テルペン類から選択される少なくとも1種を含むリュープロレリン経皮吸収型製剤。【選択図】図1