Improvements in and relating to powders for use in dry...

Details Improvements in and relating to powders for use in dry... Improvements in and relating to powders for use in dry...

A - Human Necessities

61

K

A61K 9/14 (2006.01) A61M 15/00 (2006.01)

Patent

CA 2226657

A powder for use in a dry powder inhaler comprises active material and additive material. The additive material comprises an anti-adherent material and the powder includes at least 60 % by weight of active material. The inclusion of the additive material in the powder has been found to give an increased respirable fraction of the active material.

Poudre à utiliser dans un inhalateur de poudre sèche, qui comporte une substance active et un additif. Ledit additif contient un matériau anti-adhérent et la poudre comprend au moins 60 % en poids de substance active. On a constaté que l'ajout d'un additif dans la poudre produit une augmentation de la fraction respirable de substance active.

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