Pharmaceutical delivery system

Details Pharmaceutical delivery system Pharmaceutical delivery system

1989-08-04

1992-07-14

Griffin, Ronald W.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

6048901, 6048921, 514964, 424473, 424468, 424469, A61K 922, A61K 932, A61K 3160

Patent

active

RE0339946

ABSTRACT:
A composition for use in an aqueous environment which [comprise] comprises a formulation containing a water-soluble pharmaceutically beneficial agent, a water-insoluble, water-permeable film coating surrounding the formulation, and particulate, water-soluble, pore-forming material dispersed within the film coating.

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