| 发明名称 |
RETINOIC ACID MICRONEEDLE |
| 摘要 |
An object to be achieved by the present invention is to provide a microneedle array which is able to supply effectively retinoic acid to the skin and effective in treating pimples, stains or wrinkles.;The retinoic acid microneedle array comprises: a microneedle array having a microneedle substrate 5 and microneedles 1 disposed on the microneedle substrate 5; and a drug retained on the microneedles 1 and containing a water-swelling polymer and retinoic acid. |
| 申请公布号 |
US2015290163(A1) |
申请公布日期 |
2015.10.15 |
| 申请号 |
US201314439124 |
申请日期 |
2013.11.01 |
| 申请人 |
COSMED PHARMACEUTICAL CO., LTD. ;OSAKA UNIVERSITY ;PUBLIC UNIVERSITY CORPORATION NARA MEDICAL UNIVERSITY |
发明人 |
Quan Ying-shu;Kamiyama Fumio;Saito Mio;Nakagawa Shinsaku;Okada Naoki;Hirobe Sachiko;Asada Hideo |
| 分类号 |
A61K31/203 |
主分类号 |
A61K31/203 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A retinoic acid microneedle array comprising:
a microneedle array having a microneedle substrate and a plurality of microneedles arranged on the microneedle substrate; and a drug retained on the microneedles and containing as water-swelling polymer and retinoic acid. |
| 地址 |
Kyoto-shi JP |
