AEROSOL FORMULATION FOR THE INHALATION OF BETA-AGONISTS
- 专利权人:
- Michael AVEN
- 发明人:
- Michael AVEN
- 申请号：
- US13232357
- 公开号：
- US20120035169A1
- 申请日:
- 2011.09.14
- 申请国别(地区):
- US
- 年份:
- 2012
- 代理人:
- 摘要：
- The present invention relates to a propellant-free aerosol formulation which [contains] one or more compounds of general formula 1wherein the groups R1, R2, R3 and X− may have the meanings given in the claims and specification, for inhalation.
- 来源网站：
- 中国工程科技知识中心
