Compositions for inhalation
AssigneeAstraZeneca AB, a Swedish corporation
InventorsKjell Goran Erik Backstrom, Carl Magnus Olof Dahlback, Peter Edman, Ann Charlotte Birgit Johansson
Life of this patent
Estimating the term…
Abstract
A pharmaceutical composition including a mixture of active compounds (A) a pharmaceutically active polypeptide, and (B) an enhancer compound which enhances the systemic absorption of the polypeptide in the lower respiratory tract of a patient, the mixture being in the form of a dry powder for inhalation in which at least 50% of the total mass of the active compounds consists of primary particles having a diameter less than or equal to about 10 microns, the primary particles optionally being formed into agglomerates.
Claims20
A pharmaceutical composition, comprising a mixture of active compounds (A) a pharmaceutically active polypeptide, and (B) an enhancer compound which enhances the systemic absorption of said polypeptide in the lower respiratory tract of a patient, said mixture being in the form of a dry powder for inhalation, in which at least 50% of the total mass of active compounds consists of primary particles having a diameter less than or equal to about 10 microns, said primary particles optionally being formed into agglomerates.
Dependencies are inferred from the claim text.