Pharmaceutical form having a two-layer separating layer

Details Pharmaceutical form having a two-layer separating layer Pharmaceutical form having a two-layer separating layer

2011-01-18

2011-01-18

Foley, Shanon A (Department: 1619)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Capsules

C424S465000, C424S486000, C427S002160

Reexamination Certificate

active

07871643

ABSTRACT:
A pharmaceutical form, contains an active compound-containing core, which is covered with a coating layer of a gastric juice-resistant, intestinal juice-soluble (meth)acrylate copolymer, a separating layer situated between said core and said coating layer, the separating layer containing a film-forming water-soluble polymer, wherein the separating layer contains at least two layers: an inner layer containing a water-repellent substance, and thereon a layer comprising the film-forming water-soluble polymer.

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