Transdermal therapeutic system comprising tulobuterol as active

Details Transdermal therapeutic system comprising tulobuterol as active Transdermal therapeutic system comprising tulobuterol as active

1991-01-28

1993-10-19

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

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

424448, 424489, A61F 1302

Patent

active

052543480

ABSTRACT:
The present invention relates to a transdermal therapeutic system with tulobuterol or one of the pharmaceutically acceptable salts thereof as active substance, comprising a backing layer which is substantially impermeable to active substances and at least one matrix layer which contains the active substance, which matrix layer comprises at least one styrene-1,3-diene-styrene block copolymer. The present invention is further directed to a process for the production of said transdermal therapeutic system.

REFERENCES:
patent: 4655768 (1987-04-01), Marecki
patent: 4769028 (1988-09-01), Hoffmann
patent: 4781924 (1988-11-01), Lee
patent: 4842866 (1989-06-01), Horder

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