Percutaneous absorption preparation

Details Percutaneous absorption preparation Percutaneous absorption preparation

1995-04-10

1997-06-17

Seidleck, James J.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Web, sheet or filament bases; compositions of bandages; or...

424448, 514728, 514731, 514741, 514653, A61K 970

Patent

active

056394721

ABSTRACT:
A percutaneous absorption preparation comprising a support and, formed on one side thereof, a plaster layer comprising a pressure-sensitive adhesive and tulobuterol in an amount not lower than its saturation solubility in the pressure-sensitive adhesive, the tulobuterol contained in the plaster layer consisting of dissolved tulobuterol and crystalline tulobuterol with the ratio of the content of the crystalline tulobuterol to that of the dissolved tulobuterol being from 0.1 to 10.

REFERENCES:
patent: 5176916 (1993-01-01), Yamanaka et al.
patent: 5254348 (1993-10-01), Hoffmann et al.
patent: 5312627 (1994-05-01), Stroppolo et al.
Chemical Abstracts, vol. 120, No. 14, Apr. 4, 1994, Columbus, OH, US; Abstract No. 173510 corresponding to WO-A-94 02119 (Hisamitsu Pharmaceutical CO. Inc.) Feb. 3, 1994.
Database WPI, Week 8808, Derwent Publications, Ltd, London, GB; AN 88-053903 corresponding to JP-A-63 010 716 (Teijin KK) Jan. 18, 1988.

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