An external preparation comprising following ingredients (A) and (B) :
(A) a compound represented by the following general formula (1)
wherein R1 represents an organic residue having a cyclic structure that may have a substituent; R2 represents a hydrogen atom or a lower alkyl group; and X represents an ethylene group or an ethenylene group
or a salt thereof, and
(B) a monoterpene.
The external preparation of the present invention is excellent in percutaneous absorbability.
一种外用制剂,由以下成分(A)和(B)组成:
(A) 由以下通式(1)代表的化合物
其中 R1 代表具有环状结构的有机残基,该结构可能具有取代基;R2 代表氢原子或低级烷基;X 代表
乙烯基或
乙烯基
或其盐,以及
(B) 单萜烯。
本发明的外用制剂具有良好的经皮吸收性。