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US 2009/0023690 A1Published application
Oral drug delivery system
AssigneeDurect Corporation
InventorsSu Il Yum, Grant Schoenhard, Arthur J. Tipton, John W. Gibson, John C. Middleton
Life of this patent
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Abstract
Dosage forms and drug delivery devices suitable for administration of pharmaceutical compounds and compositions, including the oral drug administration of compounds.
Claims21
1-79. (canceled)
An oral dosage form comprising a formulation comprising:
- sucrose acetate isobutyrate (SAIB);
- a cellulose acetate butyrate (CAB);
- a solvent;
- a rheology modifier;
- and a drug, wherein said dosage form and formulation provide desirable release kinetics of the drug upon administration to a subject but are not susceptible to crushing or powdering, and further wherein the drug is not susceptible to extraction from the dosage form using ethanol or water.
2 more elements
A drug delivery device comprising a formulation comprising:
- sucrose acetate isobutyrate (SAIB);
- a cellulose acetate butyrate (CAB);
- a solvent;
- a rheology modifier;
- and a drug, wherein said delivery device and formulation provide desirable release kinetics of the drug upon administration to a subject but are not susceptible to crushing or powdering, and further wherein the drug is not susceptible to extraction from the delivery device using ethanol or water.
2 more elements
Dependencies are inferred from the claim text.