Inhalable powders containing 6-hydroxy-8-{1-hydroxy-2-[2-(4-methoxy-phenyl)-1,1-dimethyl-ethylamino]-ethyl}-4H-benzo[1,4]oxazin of general formula 1a

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专利权人:

发明人:

MICHAEL TRUNK,JOERG SCHIEWE

申请号：

IN6013/DELNP/2006

公开号：

IN259582B

申请日:

2006.10.16

申请国别(地区):

IN

年份:

2014

代理人:

摘要：

The present invention relates to powder formulations for inhalation containing enantiomerically pure compounds of general formula i (Figure Remove) wherein the groups R1, R2, R3 and R4 may have the meanings given in the claims and in the specification, optionally in the form of the pharmaceutically acceptable acid addition salts thereof, as well as optionally in combination with a pharmaceutically acceptable excipient, processes for preparing them and their use as pharmaceutical compositions, particularly as pharmaceutical compositions for the treatment of respiratory complaints. c I

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