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Document Type and Number:
WIPO Patent Application WO/2015/182459
Kind Code:
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.

KAWAKAMI, Satoshi (567, Sanbonmatsu, Higashikagawa-sh, Kagawa 95, 〒7692695, JP)
SHIBATA, Taiki (567, Sanbonmatsu, Higashikagawa-sh, Kagawa 95, 〒7692695, JP)
SOGABE, Manabu (567, Sanbonmatsu, Higashikagawa-sh, Kagawa 95, 〒7692695, JP)
Application Number:
Publication Date:
December 03, 2015
Filing Date:
May 20, 2015
Export Citation:
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TEIKOKU SEIYAKU CO., LTD. (567 Sanbonmatsu, Higashikagawa-shi Kagawa, 95, 〒7692695, JP)
International Classes:
A61K31/404; A61K9/70; A61K31/18; A61K47/10; A61K47/32; A61K47/34; A61P13/12; A61P43/00
Domestic Patent References:
Foreign References:
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. (Fujita-Toyobo Building 9th floor, 1-16 Dojima 2-chome, Kita-ku, Osaka-sh, Osaka 03, 〒5300003, JP)
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