Drug delivery system

Details Drug delivery system Drug delivery system

1989-08-17

1990-11-27

Griffin, Ronald W.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Capsules

514356, 514964, 514965, 424462, 424469, 424486, 424488, A61K 924, A61K 926

Patent

active

049734695

ABSTRACT:
A controlled release formulation comprising an adsorbate of a mixture of a pharmaceutically useful active ingredient and an inactive substance adsorbed on a cross-linked polymer. The inactive substance is selected to modify the dissolution of the active ingredient from the cross-linked polymer in vivo.

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patent: 4568536 (1986-02-01), Kronenthal et al.
patent: 4587118 (1986-05-01), Hsiano
patent: 4666704 (1987-05-01), Shalati et al.
patent: 4695467 (1987-09-01), Uemura et al.
patent: 4753801 (1988-06-01), Oren et al.
patent: 4784858 (1988-11-01), Ventouras

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