RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
发明人:
PARK, EUN SEOK,박은석,PARK, CHUN WOONG,박천웅,LEE, YUN SEOK,이윤석,KIM, JU YOUNG,김주영,OH, TACK OON,오택운
申请号：
KR1020110065045
公开号：
KR1020130003602A
申请日:
2011.06.30
申请国别(地区):
KR
年份:
2013
代理人:
摘要：
PURPOSE: A sustained release microparticle composition containing tamsulosin, ethyl cellulose, and enteric polymer is provided to ensure sustained release and enteric properties.CONSTITUTION: A sustained release microparticle composition contains tamsulosin or a pharmaceutically acceptable salt thereof, ethyl cellulose, and enteric polymers. The enteric polymers are hydroxypropylmethyl cellulosephthalate, hydroxypropylmethyl cellulose acetatesuccinate, or methacrylic acid-acrylic acid ethyl copolymers.COPYRIGHT KIPO 2013[Reference numerals] (AA) Released amount of medicine (BB) Time(minutes) (CC) Comparative embodiment 4 (DD) Comparative embodiment 5 (EE) Embodiment 1 (FF) Embodiment 2 (GG) Embodiment 3본 발명은 서방성, 장용성 방출 특징을 가지는, 탐술로신 또는 이의 약학적으로 허용가능한 염, 에틸셀룰로오스 및 장용성 고분자를 포함하는 서방성 미립자 조성물에 관한 것이다. 또한, 본 발명은 상기 서방성 미립자 조성물의 제조 방법에 관한 것이다.
