Sustained release pharmaceutical preparation and process for...

Details Sustained release pharmaceutical preparation and process for... Sustained release pharmaceutical preparation and process for...

A - Human Necessities

61

K

A61K 9/42 (2006.01) A61K 9/50 (2006.01)

Patent

CA 2064150

Abstract of the Disclosure A sustained release pharmaceutical preparation comprising a carrier, an effective ingredient layer containing a medicinal compound and a heat-meltable material as a binder which is formed around said carrier and a coating layer containing a non-heat-meltable dissolution-controlling agent and a heat-meltable material as a binder which is formed around said effective ingredient layer and the process for preparing the same. According to the present invention, the formation of the effective ingredient layer and the formation of the coating layer can be successively carried out in the same apparatus without using any solvents or drying step in short hours to give a sustained release pharmaceutical preparation which can release a medicinal compound at a suitable dissolution rate according to the physical property of the medicinal compound.

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