Inhalable medicament comprising tiotropium
AssigneeTeva Branded Pharmaceutical Products R&D, Inc.
InventorXian-Ming Zeng
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Abstract
This invention relates to a solution formulation containing a tiotropium salt, 12-20% ethanol, 0.1-1.5% of water, 0.05-0.10% citric acid (or other organic acid) and an HFA propellant, wherein the percentages are percentages by weight based on the total weight of the formulation. The invention also provides a pMDI comprising a canister containing the formulation.
Claims20
A solution formulation comprising a tiotropium salt, 12-20% ethanol, 0.1 -1.5% of water, 0.05-0.10% citric acid and an HFA propellant, wherein the percentages are percentages by weight based on the total weight of the formulation.
A solution formulation comprising a tiotropium salt, 12-20% ethanol, 0.1-1.5% of water, 0.05-0.10% of an organic acid and an HFA propellant, wherein the percentages are percentages by weight based on the total weight of the formulation.
Dependencies are inferred from the claim text.