Patent ID: 9642798
Date: 2017-05-09
CPC Classifications: A61K,A61P,C07K

Claim:
1. A respirable dry powder consisting of homogenous respirable dry particles that comprise sodium chloride in an amount of about 61% to about 90%, leucine in an amount of about 5% to about 30%, and tiotropium, wherein all percentages are weight percentages on a dry basis, and wherein the respirable dry powder consisting of respirable dry particles are characterized by a volume median geometric diameter (VMGD) at 1 bar as measured using a HELOS/RODOS system of about 1 micron to about 5 microns, a dispersibility ratio (1 bar/4 bar) of less than about 1.5, and a tap density of greater than 0.4 g/cm