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MICROPARTICLES AND PHARMACEUTICAL COMPOSITIONS THEREOF
专利权人:
TORAY INDUSTRIES; INC.
发明人:
YOSHINORI KAKIZAWA,REIJI NISHIO,JUNJI MICHIZOE,MASAKAZU KOIWA,NOBUO IDA,TAISUKE HIRANO,YOICHIRO KOSHI
申请号:
PT09713553
公开号:
PT2251006T
申请日:
2009.02.20
申请国别(地区):
PT
年份:
2017
代理人:
摘要:
A microparticle, comprising an agglomerate of a hydrophilic active substance containing particle, which particle comprises an amphiphilic polymer composed of a hydrophobic segment of poly (hydroxy acid) and a hydrophilic segment of polysaccharides or polyethylene glycol, and a hydrophilic active substance, is characterized by an efficient inclusion of the hydrophilic active substance, and a release of the hydrophilic active substance at an appropriate speed in the human body, and is hence very useful as a DDS pharmaceutical preparation.
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