Controlled release tablets including strongly swellable, moderat

Details Controlled release tablets including strongly swellable, moderat Controlled release tablets including strongly swellable, moderat

1992-07-20

1993-10-12

Kulkosky, Peter F.

Drug, bio-affecting and body treating compositions

Designated organic nonactive ingredient containing other...

Solid synthetic organic polymer

52623823, 526261, 526264, C08F 218, A61K 4732

Patent

active

052526119

ABSTRACT:
What is described herein is a controlled release, drug-delivery composition which comprises a strongly swellable, moderately crosslinked polyvinylpyrrolidone polymer in the form of fine white powders having a defined aqueous gel volume and Brookfield viscosity which is prepared by precipitation polymerization in the presence of a prescribed amount of crosslinking agent, and an effective amount of a pharmaceutical medicament.

REFERENCES:
patent: 3878175 (1975-04-01), Steckler
patent: 4036814 (1977-07-01), Howes et al.
patent: 4361689 (1982-11-01), Patel et al.
patent: 4873299 (1989-10-01), Nowakowsky
patent: 5073614 (1991-12-01), Shih et al.
patent: 5130388 (1992-07-01), Shih
patent: 5139770 (1992-08-01), Shih et al.

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