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SYSTEME DE DELIVRANCE DE METHYLPHENIDATE A LIBERATION ETENDUE
专利权人:
PHARMASCIENCE INC.
发明人:
PATHAK, VINAYAK,TALWAR, NARESH
申请号:
CA2718639
公开号:
CA2718639C
申请日:
2009.03.26
申请国别(地区):
CA
年份:
2018
代理人:
摘要:
The present invention relates to an extended release therapeutic drug deliverysystem comprising a controlledre-lease core matrix composition comprising an active pharmaceuticalingredient such as a central nervous system stimulant (e.g.,methylphenidate) and a release controlling agent (i.e., HPMC -K4M, HPMC-K I00MCR or HPMC-K 15 M CR) as well as acon-trolled release coating layer composition covering the core matrixcomposition, which comprises controlled release polymers suchas Eudragit RL 30D. The extended release therapeutic drug delivery system isfor use once or twice daily administration. Thepresent invention also relates to processes for manufacturing such an extendedrelease therapeutic drug delivery system.
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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