Oral dosage form comprising a therapeutic agent and an adverse-effect agent
First Claim
1. An oral dosage form comprising a first composition and a second composition, wherein the first composition comprises an effective amount of a therapeutic agent and is coated with an inner base-soluble layer and an outer acid-soluble layer and the second composition comprises an effective amount of an adverse-effect agent and is coated with an inner acid-soluble layer and an outer base-soluble layer.
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Abstract
The present invention provides an oral dosage form comprising a first composition and a second composition. The first composition comprises an effective amount of a therapeutic agent and the second composition comprises an effective amount of an adverse-effect agent. The adverse-effect agent is covered with a coating that is substantially insoluble in the gastrointestinal tract. In one embodiment, the adverse-effect agent is coated with an outer base-soluble layer and an inner acid-soluble layer. The therapeutic agent can be uncoated or can be coated with a coating having an outer acid-soluble layer and an inner base-soluble layer. The dosage form discourages administration of the therapeutic agent by other than oral administration.
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Citations
39 Claims
- 1. An oral dosage form comprising a first composition and a second composition, wherein the first composition comprises an effective amount of a therapeutic agent and is coated with an inner base-soluble layer and an outer acid-soluble layer and the second composition comprises an effective amount of an adverse-effect agent and is coated with an inner acid-soluble layer and an outer base-soluble layer.
Specification