Patent ID: 8685458
Filing Date: 2014-04-01
Classification: A61K,A61P

Abstract:
1. A pharmaceutical composition comprising: a dry powder comprising particles suitable for inhalation and having a mass median aerodynamic diameter of from 0.5 to 100 μm, said particles comprising (a) from 0.01 to 99 wt % of an active agent; and (b) from 1 to 99.99 wt % of a dextran polymer derivative having an aqueous solubility of at least 1 mg/mL over at least a portion of a pH range from 1 to 8, wherein said dextran polymer derivative is selected from dextran acetate, dextran propionate, dextran succinate, dextran acetate propionate, dextran acetate succinate, dextran propionate succinate, dextran acetate propionate succinate, and mixtures thereof.