Inhalation compositions comprising glucose anhydrous
First Claim
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1. A dry powder inhalation composition comprising,at least one corticosteroid or a pharmaceutically acceptable salt thereof,fine particle lactose in an amount of 1-20% by weight of said composition and having d50 particle size in the range of 4-10 μ
- m and coarse particle anhydrous glucose in an amount of 80-99% by weight of said composition and having a d50 particle size in the range of 50-120 μ
m.
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Abstract
The invention relates to pharmaceutical powder compositions administered by means of inhalers. More particularly, it relates to pharmaceutical powder compositions having the content uniformity and the desired stability used in inhaler devices.
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Citations
34 Claims
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1. A dry powder inhalation composition comprising,
at least one corticosteroid or a pharmaceutically acceptable salt thereof, fine particle lactose in an amount of 1-20% by weight of said composition and having d50 particle size in the range of 4-10 μ - m and coarse particle anhydrous glucose in an amount of 80-99% by weight of said composition and having a d50 particle size in the range of 50-120 μ
m. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34)
- m and coarse particle anhydrous glucose in an amount of 80-99% by weight of said composition and having a d50 particle size in the range of 50-120 μ
Specification