The object of the present invention is to provide a therapeutic agent for osteoporosis with a good bone mass-increasing effect, but almost no blood calcium-increasing effect.
The present invention provides a therapeutic agent for osteoporosis which comprises, as an active ingredient, a compound of Formula (1):
wherein
R1 and R2 each represent a hydrogen atom or a methyl group,
R3 represents a C1-C4 alkyl group which may be substituted with a fluorine atom,
m represents an integer of 0 to 3, and
A represents -CH2-CH2-, -CH=CH- or -C≡C-.
本发明的目的是提供一种骨质疏松症治疗剂,它具有良好的增加骨量效果,但几乎没有增加血
钙的效果。
本发明提供了一种骨质疏松症治疗剂,其有效成分包括式(1)化合物:
其中
R1 和 R2 分别代表氢原子或甲基、
R3 代表可被
氟原子取代的 C1-C4 烷基、
m 代表 0 至 3 的整数,以及
A代表-
CH2- -、-CH=CH-或-C≡C-。