Liquid stable composition of oxazaphosphorine with mesna

A - Human Necessities – 61 – K

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Details

A61K 31/675 (2006.01) A61K 31/185 (2006.01) A61K 31/724 (2006.01) A61K 47/40 (2006.01)

Patent

CA 2497898

A low toxicity, stable oxazaphosphorine containing compositions with mesna for parenteral administration has been described. The process essentially requires addition of an oxazaphosphorine antineoplastic to the aqueous solution of an etherified b-cyclodextrin followed by addition of mesna as such or as an aqueous solution containing optionally, an etherified b-cyclodextrin. Preferably, the oxazaphosphorine antineoplastic is Ifosfamide and the etherified b-cyclodextrin is 2-hydroxypropyl-b-cyclodextrin.

La présente invention concerne des compositions stables à faible toxicité qui contiennent de l'oxazaphosphorine et du mesna et qui sont destinées à être administrées par voie parentérale. Le processus implique principalement d'ajouter un antinéoplasique oxazaphosphorine à la solution aqueuse d'une b-cyclodextrine éthérifiée et d'ajouter ensuite du mesna en tant que tel ou sous forme d'une solution aqueuse contenant facultativement une b-cyclodextrine éthérifiée. De préférence, l'antinéoplasique oxazaphosphorine est l'Ifosfamide et la b-cyclodextrine éthérifiée est la 2-hydroxypropyl-b-cyclodextrine.

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