Porous hydroxyapatite particles as carriers for drug substances

Details Porous hydroxyapatite particles as carriers for drug substances Porous hydroxyapatite particles as carriers for drug substances

A - Human Necessities

61

K

A61K 9/16 (2006.01) A61K 9/14 (2006.01) A61K 31/275 (2006.01) A61K 31/44 (2006.01) A61K 38/00 (2006.01) A61K 38/55 (2006.01)

Patent

CA 2311780

A drug delivery system for oral administration in solid dry form of a greasy/oily/sticky substance and a pharmaceutically active substance of a pharmaceutically active substance which itself is greasy/oily/sticky characterized by having a plurality of porous inorganic particles of small size incorporated with considerable mounts of greasy/oily/sticky substances and having fast release characteristics and a process for the preparation of such porous inorganic particles containing greasy/oily/sticky substances.

L'invention concerne un système d'administration de médicaments permettant l'administration orale sous forme de poudre à l'état solide d'une substance grasse/huileuse/gluante et d'une substance active du point de vue pharmaceutique, ou d'une substance active du point de vue pharmaceutique elle-même grasse/huileuse/gluante et se caractérisant par le fait qu'elle possède plusieurs particules inorganiques poreuses de taille réduite contenant une quantité considérable de substances grasses/huileuses/gluantes et présentant des caractéristiques de libération rapide. L'invention concerne également un procédé de préparation de ces particules inorganiques poreuses contenant des substances grasses/huileuses/gluantes.

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