Enteric and colonic delivery using HPMC capsules

Details Enteric and colonic delivery using HPMC capsules Enteric and colonic delivery using HPMC capsules

2006-08-22

2006-08-22

Sheikh, Humera N. (Department: 1615)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Capsules

C424S453000, C424S454000, C424S463000

Reexamination Certificate

active

07094425

ABSTRACT:
The invention provides a drug delivery system for delivering a drug to either the small intestine (enteric) or the colon comprising a HPMC capsule containing the drug and wherein the HPMC capsule is provided with a suitable coating such that the drug is released from the capsule either in the small intestine or the colon.

REFERENCES:
patent: 4138013 (1979-02-01), Okajima
patent: 5314696 (1994-05-01), Paulos
patent: 9414065 (1994-11-01), None
patent: 0754452 (1997-01-01), None
patent: 0754452 (1997-01-01), None
patent: 0919228 (1999-06-01), None
patent: 95/35100 (1995-12-01), None
patent: 9535100 (1995-12-01), None

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