Dosage form for delivering drug at a controlled rate to the inte

Details Dosage form for delivering drug at a controlled rate to the inte Dosage form for delivering drug at a controlled rate to the inte

1991-05-06

1997-07-22

Bleutge, John C.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424467, 424468, 6048921, A61K 924

Patent

active

056501706

ABSTRACT:
A drug delivery device is disclosed for delivering a drug to the intestine and the colon. The device comprises external means for delaying the delivery of drug in the stomach, and hydrophobic means for preventing the passage of fluid through the delay means.

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patent: 4904473 (1990-02-01), Theeuwes et al.
patent: 4904474 (1990-02-01), Theeuwes et al.
patent: 5004614 (1991-04-01), Staniforth

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