Gastric retention system for controlled drug release

Details Gastric retention system for controlled drug release Gastric retention system for controlled drug release

1990-12-24

1995-08-22

Kishore, Golladmudi S.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424438, 424469, A61K 920

Patent

active

054438438

ABSTRACT:
An oral drug delivery system having delayed gastrointestinal transit comprising a non-continuous compressible element and an attached controlled release device and which in the expanded form resists gastrointestinal transit; and a modular system for use therein comprising a non-continuous compressible element and an attached receptacle means for receiving and holding a drug-containing orally administrable controlled release device and which in the expanded form resists gastric transit.

REFERENCES:
patent: 3844285 (1974-10-01), Laby
patent: 4251506 (1981-02-01), Laby
patent: 4312347 (1982-01-01), Magoon et al.
patent: 4601893 (1986-07-01), Cardinal
patent: 4687480 (1987-08-01), Laby
patent: 5002772 (1991-03-01), Curatolo et al.

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