| 发明名称 |
FILM-FORMING COMPOSITION FOR A PH-DEPENDANT SUSTAINED RELEASE OF THE ACTIVE AGENT |
| 摘要 |
The present invention discloses a liquid precursor composition adapted for application on a on a desired surface, this composition comprising: a. at least one therapeutic agent suitable for the treatment or prevention of a disorder or pathological condition, wherein said disorder or pathological condition excludes oral disorders, b. at least one acidic-pH sensitive polymer, c. at least one hydrophobic polymer, and d. a pharmaceutically acceptable volatile solvent, wherein a weight ratio between the at least one hydrophobic polymer and the at least one acidic-pH sensitive polymer is larger than 1. |
| 申请公布号 |
US2014328895(A1) |
申请公布日期 |
2014.11.06 |
| 申请号 |
US201214007347 |
申请日期 |
2012.03.25 |
| 申请人 |
Friedman Michael;Steinberg Doron;Lavy Eran |
发明人 |
Friedman Michael;Steinberg Doron;Lavy Eran |
| 分类号 |
A61L29/08;A61L31/16;A61K31/4425;A61K47/32;A61K31/09;A61L29/16;A61K47/38;A61K47/10;A61K31/155;A61K31/4174 |
主分类号 |
A61L29/08 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A liquid precursor composition adapted for application on a on a desired surface, said composition comprising:
a. at least one therapeutic agent suitable for the treatment or prevention of a disorder or pathological condition, wherein said disorder or pathological condition excludes oral disorders, b. at least one acidic-pH sensitive polymer, c. at least one hydrophobic polymer, and d. a pharmaceutically acceptable volatile solvent, wherein a weight ratio between said at least one hydrophobic polymer and said at least one acidic-pH sensitive polymer is larger than 1. |
| 地址 |
Jerusalem IL |
