Method for the prevention or removal of crystalline scopolamine

Details Method for the prevention or removal of crystalline scopolamine Method for the prevention or removal of crystalline scopolamine

1995-04-21

1997-09-02

Webman, Edward J.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

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

514906, A61K 970, A61K 31395, A61M 544

Patent

active

056629281

ABSTRACT:
A method for the prevention or removal of undesired crystals of scopolamine from a non-aqueous matrix of a transdermal system in which the scopolamine is dispersed is disclosed wherein the method comprises dynamically heating the scopolamine containing layer during the process of or immediately prior to assembling two laminates which once assembled encase the scopolamine containing layer.

REFERENCES:
patent: 3598122 (1971-08-01), Zaffaroni
patent: 3598123 (1971-08-01), Zaffaroni
patent: 4031894 (1977-06-01), Urquhart et al.
patent: 4201211 (1980-05-01), Chandrasekaran et al.
patent: 4262003 (1981-04-01), Urquhart et al.
patent: 4832953 (1989-05-01), Campbell et al.

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