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Patent Searching and Data


Title:
TRANSDERMAL PREPARATION
Document Type and Number:
WIPO Patent Application WO/2015/182459
Kind Code:
A1
Abstract:
Provided is a novel transdermal preparation which contains, as an active ingredient, silodosin, a salt of silodosin, tamsulosin or a salt of tamsulosin, and which is capable of maintaining a dissolved state for a long period of time and has excellent skin permeability, while exhibiting percutaneous absorption effectively and continuously. A transdermal preparation which contains: an acrylic adhesive containing an acrylic copolymer which is a copolymer of at least one (meth)acrylic acid monomer and at least one vinyl monomer, and which contains a carboxyl group; and at least one percutaneous absorption enhancer that is selected from the group consisting of oleyl alcohol, lauryl alcohol and lauromacrogol.

Inventors:
KAWAKAMI SATOSHI (JP)
SHIBATA TAIKI (JP)
SOGABE MANABU (JP)
Application Number:
PCT/JP2015/064526
Publication Date:
December 03, 2015
Filing Date:
May 20, 2015
Export Citation:
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Assignee:
TEIKOKU SEIYAKU KK (JP)
International Classes:
A61K31/404; A61K9/70; A61K31/18; A61K47/10; A61K47/32; A61K47/34; A61P13/12; A61P43/00
Domestic Patent References:
WO2007119656A12007-10-25
WO2012057212A12012-05-03
Foreign References:
JPH11152224A1999-06-08
Other References:
MITSUHIKO YOKOYAMA ET AL.: "Zenritsusen Hidaisho ni Taisuru Tamsulosin Hydrochloride Oyobi Silodosin no Crossover Shiken", THE NISHINIHON JOURNAL OF UROLOGY, vol. 72, 20 October 2010 (2010-10-20), pages 123, XP008185388
See also references of EP 3150205A4
Attorney, Agent or Firm:
UEKI, Kyuichi et al. (JP)
Hisakazu Ueki (JP)
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