Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Web – sheet or filament bases; compositions of bandages; or...
Patent
1990-03-07
1992-06-09
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, A61F 1300
Patent
active
051205467
ABSTRACT:
The present invention concerns a transdermal system with a reservoir layer comprising an active substance, at least part of which is in the form of an inclusion complex formed between a cyclo compound and the active substance. The release rate from the system is controlled by the dissociation of the complex.
REFERENCES:
patent: 4383992 (1983-05-01), Lipari
patent: 4596795 (1986-06-01), Pitha
patent: 4661105 (1987-04-01), Gale
patent: 4749574 (1988-06-01), Ueda
patent: 4774329 (1988-09-01), Friedman
Hansen Jens
Mollgaard Birgitte
Page Thurman K.
Pharmacia AB
Phelan D. Gabrielle
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