Gastrointestinal drug delivery system comprising a hydrogel rese

Details Gastrointestinal drug delivery system comprising a hydrogel rese Gastrointestinal drug delivery system comprising a hydrogel rese

1984-01-16

1987-02-10

Rose, Shep K.

Drug, bio-affecting and body treating compositions

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Taste or smell or chemical irritation to the eye, nose, or...

424 16, 424 20, 424 22, A61K 922, A61K 926

Patent

active

046422331

ABSTRACT:
A delivery device is disclosed for delivering a beneficial drug to a biological environment of use. The device comprises a hydrogel reservoir containing tiny pills. The tiny pills comprise a wall surrounding a drug core.

REFERENCES:
patent: 2996431 (1961-08-01), Barry
patent: 3390050 (1968-06-01), Speiser
patent: 3867519 (1975-02-01), Michaels
patent: 4167558 (1979-11-01), Sheth et al.
patent: 4178361 (1979-12-01), Cohen et al.
The Theory and Pratice of Industrial Pharmacy, Lochman et al, Lea & Febager 1976.

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