Patent ID: 7125561
Filing Date: 2006-10-24
Classification: A61J,A61K

Abstract:
1. A dosage form comprising (a) a first compartment comprising a medicament; (b) a second compartment comprising an inactivating agent; (c) a semi-permeable or permeable partition separating said first and second compartments; and (d) an outer layer surrounding said first and second compartments; and (e) a third compartment comprising a detection material which is released when the dosage form is crushed or dissolved, wherein said partition is rendered impermeable upon exposure to a stimulus selected from the group consisting of heat, microwave radiation, infra-red radiation, visual radiation, ultraviolet radiation, and ionizing electromagnetic radiation, such that said impermeable partition sequesters said medicament from said inactivating agent, and wherein said medicament is an opiate or benzodiazepine and the inactivating agent is selected from the group consisting of an opioid or benzodiazepine antagonist and an emetic.