Neohouttuynin sodium freeze-dried powder-injection, and its prepn. method

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Patent Number: CN1459284
Publication date: 2003-12-03
Inventor(s): XIAO GUANGCHANG [CN]; ZHANG YING [CN]
Applicant(s): XIAO GUANGCHANG [CN]
Requested Patent: CN1459284
Application Number: CN20030112411 20030610
Priority Number(s): CN20030112411 20030610
IPC Classification: A61K31/255; A61K9/19; A61P15/00; A61P29/00
Abstract
A freeze-dried powder injection of neohouttuynine sodium for treating pelvic inflammation, annexitis and chronic cervicitis contains neohouttuynine sodium, one or more of cyclodextrin and its derivatives and excipient in a certain proportion. It is prepared through dissolving neohouttuynine sodium and cyclodextrin or its derivative in the water for injection, adding excipient, regulating the pH value, filtering, freezing, and sublimation drying.
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