AMORPHOUS FORMS OF RIVASTIGMINE HYDROGENTARTRATE

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专利权人:

发明人:

申请号：

EP08701247.2

公开号：

EP2109600B1

申请日:

2008.01.04

申请国别(地区):

EP

年份:

2017

代理人:

摘要：

Rivastigmine hydrogentartrate in amorphous form or in a crystalline form characterized by an X-ray powder diffraction pattern exhibiting peaks at 2˜ values of 5.1, 14.7, 16.5, 17.6, 18.6, 20.4, 21.1° ± 0.2° (Form I), or 2˜ values of 9.5, 11.3, 13.2, 14.1, 15.5, 19.1 20.0° ± 0.2° (Form II), methods for its preparation and pharmaceutical compositions comprising the same.

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