Sustained release ionic conjugate

Details Sustained release ionic conjugate Sustained release ionic conjugate

A - Human Necessities

61

K

A61K 47/48 (2006.01) A61K 9/16 (2006.01) A61K 38/00 (2006.01) A61K 38/08 (2006.01) A61K 38/09 (2006.01) A61K 38/31 (2006.01) A61K 47/30 (2006.01) A61K 47/34 (2006.01) C08G 63/06 (2006.01)

Patent

CA 2252826

A method of spherifying a sustained release ionic conjugate which contains a free carboxyl group-containing biodegradable polymer and a free amino group- containing drug which are ionically bonded to each other.

Cette invention se rapporte à un procédé pour donner la forme de sphère à des particules d'un conjugué ionique à libération prolongée, lequel contient un polymère biodégradable à teneur en groupes carboxyle libres et un médicament en teneur en groupes amino libres, qui sont liés l'un à l'autre par liaison ionique.

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