Title:
RETINOIC ACID MICRONEEDLE
Document Type and Number:
WIPO Patent Application WO/2014/069615
Kind Code:
A1
Abstract:
The present invention provides a microneedle array which is capable of effectively supplying retinoic acid to the skin and is effective for treating acne, pigmentation or wrinkles. This retinoic acid microneedle array comprises: a microneedle array which includes a microneedle substrate (5) and a microneedle (1) that is disposed on the microneedle substrate (5); and a medicine which is retained by the microneedle (1) and comprises a water-swellable polymer and retinoic acid.
Inventors:
QUAN YING-SHU (JP)
KAMIYAMA FUMIO (JP)
SAITO MIO (JP)
NAKAGAWA SHINSAKU (JP)
OKADA NAOKI (JP)
HIROBE SACHIKO (JP)
ASADA HIDEO (JP)
KAMIYAMA FUMIO (JP)
SAITO MIO (JP)
NAKAGAWA SHINSAKU (JP)
OKADA NAOKI (JP)
HIROBE SACHIKO (JP)
ASADA HIDEO (JP)
Application Number:
PCT/JP2013/079665
Publication Date:
May 08, 2014
Filing Date:
November 01, 2013
Export Citation:
Assignee:
COSMED PHARMACEUTICAL CO LTD (JP)
UNIV OSAKA (JP)
PUBLIC UNIVERSITY CORP NARA MEDICAL UNIVERSITY (JP)
UNIV OSAKA (JP)
PUBLIC UNIVERSITY CORP NARA MEDICAL UNIVERSITY (JP)
International Classes:
A61M37/00; A61K9/10; A61K31/05; A61K31/203; A61K47/36; A61P17/00
Foreign References:
| JP2010082401A | 2010-04-15 | |||
| JP4521492B2 | 2010-08-11 | |||
| JP2008284318A | 2008-11-27 | |||
| JP2794252B2 | 1998-09-03 | |||
| US20080319404A1 | 2008-12-25 | |||
| JP2010209023A | 2010-09-24 | |||
| JP2007536259A | 2007-12-13 | |||
| JP2002517300A | 2002-06-18 | |||
| JP2003238347A | 2003-08-27 | |||
| JP2008284318A | 2008-11-27 |
Other References:
See also references of EP 2915557A4
Attorney, Agent or Firm:
MIYAZAKI & METSUGI (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
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