Programmable buoyant delivery technology

A - Human Necessities – 61 – K

Patent

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Details

A61K 9/24 (2006.01) A61K 47/30 (2006.01)

Patent

CA 2661172

The present invention is concerned with a system for spatially and temporally programmable delivery of an active agent. When administered orally, the System can be retained in the gastric region for a prolonged period of time. It comprises of a core (I), one or more layers (II, IV, V) coated over the core and a preformed hollow space (III). The invention also concerns with a process for preparation of the System and a method for treating/preventing diseases, by administering to a subject in need thereof, the System of the invention.

La présente invention concerne un système permettant une libération spatialement et temporellement programmable d'un agent actif. Lors d'une administration par voie orale, le système peut être retenu dans la région gastrique pendant une durée prolongée. Il comprend un noyau, une ou plusieurs couches enveloppant le noyau et un espace creux préformé. L'invention concerne également un procédé de préparation de ce système et une méthode de traitement/prévention de maladies par administration dudit système à un sujet le nécessitant.

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