John Nicholas Staniforth,Haggis Harris,David Alexander Vodden Morton,Robin Bannister
申请号：
US13851205
公开号：
US20130344156A1
申请日:
2013.03.27
申请国别(地区):
US
年份:
2013
代理人:
摘要：
The invention provides microparticles for use in a pharmaceutical composition for pulmonary administration, each microparticle comprising a particle of an active substance having, on its surface, particles of a hydrophobic material suitable for delaying the dissolution of the active substance. The invention also provides a method for making the microparticles.
