Composition comprising biodegradable carrier for controlled...

A - Human Necessities – 61 – K

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Details

A61K 47/04 (2006.01) A61K 9/14 (2006.01) A61K 9/22 (2006.01)

Patent

CA 2752069

The present invention relates to a controlled release medical composition comprising: a powder composition of a binder; a water based liquid; and a medical active pharmaceutical ingredient. In a first embodiment the powder composition comprises at least calcium carbonate of a first phase and calcium carbonate of a second different phase, the first and second phase are selected from the group: amorphous calcium carbonate; vaterite; aragonite; and calcite; and in a second embodiment the powder composition comprises calcium carbonate, or calcium sulphate, or calcium phosphate, or combinations thereof.

La présente invention porte sur une composition médicale à libération commandée comprenant : une composition pulvérulente d'un liant ; un liquide à base d'eau ; et un ingrédient pharmaceutique médical actif. Dans un premier mode de réalisation, la composition de poudre comprend au moins du carbonate de calcium d'une première phase et du carbonate de calcium d'une seconde phase différente, les première et seconde phases étant choisies dans le groupe : carbonate de calcium amorphe ; vatérite ; aragonite ; et calcite ; et dans un second mode de réalisation, la composition pulvérulente comprend du carbonate de calcium ou du sulfate de calcium ou du phosphate de calcium, ou des combinaisons de ceux-ci.

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