Compositions for inhalation
AssigneeGlaxo Wellcome Inc.
InventorsEl Hassane Larhrib, Christopher Marriott, Gary Peter Martin, John Nigel Pritchard, Xian Ming Zeng
Life of this patent
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Abstract
Elongated drug, especially salbutamol sulphate, and/or carrier particles, especially lactose, pharmaceutical compositions comprising the same, and use of the elongated particles in the manufacture of a medicament for the treatment of respiratory disease.
Claims27
Drug and/or carrier particles having an elongation ratio >1.6 for use in a pharmaceutical composition for administration via inhalation.
Use of drug and/or carrier particles having an elongation ratio >1.6 in the manufacture of a medicament for the treatment of respiratory disease, wherein the medicament is suitable for administration via inhalation.
A pharmaceutical composition for administration via inhalation, comprising drug and/or carrier particles having an elongation ratio >1.6.
Salbutamol sulphate having a mean median diameter of 5.49 μm obtained by adding an aqueous solution of salbutamol sulphate to absolute ethanol and collecting the crystals.
Dependencies are inferred from the claim text.