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PHARMACEUTICAL SOLUTION FORMULATIONS FOR PRESSURISED METERED DOSE INHALERS
专利权人:
发明人:
申请号:
HK17102458.2
公开号:
HK1228758A
申请日:
2017.03.09
申请国别(地区):
HK
年份:
2017
代理人:
摘要:
An aerosol solution composition for use in an aerosol inhaler comprises an active material, a propellant containing a hydrofluoroalkane, a cosolvent and optionally a low volatility component to increase the mass median aerodynamic diameter (MMAD) of the aerosol particles on actuation of the inhaler. The composition is stabilized by using a small amount of mineral acid and a suitable can having part or all of its internal matellic surfaces made of stainless steel, anodized aluminium or lines with an inert organic coating.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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