Crush-resistant tablets intended to prevent accidental misuse and unlawful diversion

摘要

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.