CRUSH-RESISTANT TABLETS INTENDED TO PREVENT ACCIDENTAL MISUSE AND UNLAWFUL DIVERSION
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United States of America Patent
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Apr 29, 2015
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Mar 1, 2006
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Abstract
Water-insoluble matrix tablets which are capable of prolonged release of active principles liable to be diverted for drug addiction purposes, the said active principles being dispersed within a tabletting matrix composed of at least one excipient selected from the group consisting of pH-independent, water-insoluble delay polymers, inorganic excipients and mixtures thereof, and exhibiting a crush resistance of at least 4 MPa.
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