Crystal forms of 5-amino-2,3-dihydrophthalazine-1,4-dione sodium salt, pharmaceutical compositions containing them and methods for their preparation

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专利权人:

METRIOPHARM AG

发明人:

BRYSCH, WOLFGANG,LUDESCHER, BEATE,MARTIN, THOMAS,MILIUS, WOLFGANG,NIEDERMAIER, MICHAEL,BREU, JOSEF,KAISER, ASTRID,MAASS, GERRIT

申请号：

DK11710423

公开号：

DK2542535T3

申请日:

2011.03.01

申请国别(地区):

DK

年份:

2014

代理人:

摘要：

Crystalline forms I and II of 5-amino-2,3-dihydrophthalazine-1,4-dione alkali salt having crystallographic values as given in the specification, determined by X-ray powder diffraction, are new. Independent claims are included for: (1) the preparation of crystalline forms I and II； and (2) a pharmaceutical preparation comprising the crystalline form I and/or II. ACTIVITY : Immunomodulator； Antiinflammatory. MECHANISM OF ACTION : None given.

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