Controlled release-initiation and controlled release-rate pharma

Details Controlled release-initiation and controlled release-rate pharma Controlled release-initiation and controlled release-rate pharma

1994-08-24

1996-03-05

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424461, 424462, 424482, 424494, 424495, 424497, A61K 924, A61K 932

Patent

active

054965616

ABSTRACT:
A controlled release-initiation and controlled release-rate pharmaceutical composition in which a drug-containing composition is coated with a membrane layer comprising a water insoluble high polymer and silicone. The starting time for the release of drugs from the controlled release-initiation and controlled release-rate pharmaceutical composition of this invention and the drug-releasing rate thereafter can be controlled at will.

REFERENCES:
patent: 4859469 (1989-08-01), Baudier et al.
patent: 5310572 (1994-05-01), Woodard et al.
patent: 5346542 (1994-09-01), Yosuke et al.

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