DISPOSITIF OSMOTIQUE POUR LA LIBERATION DE MATIERES DANS UN MILIEU D'UTILISATION

An osmotic system is disclosed comprising a wall 12, 23 formed in at least a part of a semipermeable material that surrounds a compartment 14. The compartment contains a first osmotic composition 15, 16, 17 comprising a beneficial agent 15, and a second and different osmotic composition 18, 19. A pa...

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Bibliographische Detailangaben
1. Verfasser: PATRICK S. L. WONG, BRIAN BARCLAY, JOSEPH C. DETERS ET FELIX THEEUWES
Format: Patent
Sprache:fre
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Zusammenfassung:An osmotic system is disclosed comprising a wall 12, 23 formed in at least a part of a semipermeable material that surrounds a compartment 14. The compartment contains a first osmotic composition 15, 16, 17 comprising a beneficial agent 15, and a second and different osmotic composition 18, 19. A passageway 13 in the wall connects the first composition with the exterior of the system.