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US 6,183,466 B2Granted
Dosage form comprising a capsule
AssigneeAlza Corporation
InventorsPatrick S. L. Wong, Felix Theeuwes, Vincent J. Ferrari, Liang C. Dong
Life of this patent
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Abstract
A dosage form is disclosed comprising a wall that defines an injection-molded compartment housing a capsule comprising a drug formulation.
Claims7
A dosage form comprising:
- (a) a wall comprising an injection-moldable composition permeable to the passage of an aqueous fluid which wall is injection molded and forms an internal compartment having a mouth and a bottom;
- (b) a composition in the compartment next to the bottom, said composition comprising a member selected from the group consisting of an osmopolymer and an osmagent, which composition increases in volume in the presence of fluid that enters the compartment;
- and
- (c) a capsule in the compartment adjacent to the mouth and above the composition, said capsule being free of lamination to the wall.
1 more element
Dependencies are inferred from the claim text.