Novel polymorph form g of fluvastatin sodium and process for...

C - Chemistry – Metallurgy – 07 – D

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C07D 209/00 (2006.01) A61K 31/405 (2006.01) A61P 9/10 (2006.01)

Patent

CA 2601401

There is provided polymorph Form G of Fluvastatin sodium having X-ray diffraction peak at 2.theta. value of 3.48. Also a process for the preparation of the polymorph Form G comprising spray drying a 3 to 10% w/v solution of Fluvastatin sodium in a solvent using a spray gun at inlet temperature of 120 to 200 ~C and outlet temperature of 60 to 100 ~C of the spray gun.

L~invention concerne une forme polymorphe G de la Fluvastatine sodique présentant une crête de diffraction par rayon X à une valeur de 2.theta. de 3,48. L~invention concerne en outre un procédé de préparation de la forme polymorphe G comprenant le séchage par pulvérisation d~une solution de 3 à 10 % en masse par volume de Fluvastatine sodique dans un solvant à l'aide d'un pistolet de pulvérisation à une température d'admission de 120 à 200 °C et à une température de sortie de 60 à 100 °C du pistolet de pulvérisation.

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