COMPOSITION AND METHOD OF PREPARATION OF RELEASE SYSTEMS FOR CONSTANT (ZERO-ORDER) RELEASE OF ACTIVE AGENTS

• 收藏
• 分享

专利权人:

发明人:

PEPPAS NICHOLAS A

申请号：

IN368/DELNP/2011

公开号：

IN2011DN00368A

申请日:

2011.01.17

申请国别(地区):

IN

年份:

2012

代理人:

摘要：

The present invention includes methods and compositions for pharmaceutical compositions that exhibit substantially constant release profile. The composition includes at least two layers with different drug to polymer ratios. The layers can be arranged in any order to achieve desirable pharmaceutical effects.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/