ALCOHOL-RESISTANT ORAL PHARMACEUTICAL FORM
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Accused Products
Abstract
A sustained release oral pharmaceutical form suitable for single daily dose administration has a neutral microgranule coated with a mounting layer of active ingredient and pharmaceutically acceptable binder; and a coating layer of a hydrophobic coating polymer of a non-water soluble cellulose derivative, and at least 20% of inert load in relation to dry weight of hydrophobic coating polymer. The pharmaceutical form has improved resistance to rapid release of active ingredient, particularly in the presence of alcohol.
27 Citations
32 Claims
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1-16. -16. (canceled)
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17. Sustained release microgranules comprising:
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a neutral carrier, at least one mounting layer comprising at least one active ingredient and a pharmaceutically acceptable binder, at least one sustained-release coating layer comprising; a hydrophobic coating polymer selected from non-water soluble cellulose derivatives, at least 20% of an inert load in relation to the dry weight of the hydrophobic coating polymer. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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Specification