Cryogel oral pharmaceutical composition containing therapeutic a

Details Cryogel oral pharmaceutical composition containing therapeutic a Cryogel oral pharmaceutical composition containing therapeutic a

1992-06-16

1994-02-22

Phelan, Gabrielle

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Particulate form

424 781, 424 7812, 424 7813, A61K 916, A61K 950

Patent

active

052885038

ABSTRACT:
An oral pharmaceutical composition comprising a hydrophobic resin or ion exchange resin which has a therapeutic agent bound thereto forming an agent-resin complex is disclosed. The complex is coated with a water-permeable diffusion barrier of poly(vinyl alcohol) polymer cryogel.

REFERENCES:
patent: 3594470 (1971-07-01), Borodkin
patent: 4221778 (1980-09-01), Raghunathan
patent: 4847077 (1989-07-01), Raghunathan
patent: 4996047 (1991-02-01), Kelleher
patent: 4999189 (1991-03-01), Kogan
patent: 5084278 (1992-01-01), Mehta

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