Patent ID: 8820321

Claim:
A cartridge insertable within a powder inhaler for storing and enabling substantially simultaneous administration of several powdered pharmaceuticals, comprising: an unpressurized first storage compartment sealed off from externally of said first storage compartment by a first closure member selected from the group consisting of a foil cover and a lid, and a first metering cavity and associated first metering slide; and an unpressurized second storage compartment separate from said first storage compartment, said second storage compartment sealed off from externally of said second storage compartment by a second closure member selected from the group consisting of a foil cover and a lid, said second closure member separate and distinct from said first closure member, and a second metering cavity and associated second metering slide; said first and second metering slides operable to simultaneously apportion a predetermined quantity of a powdered, medically active substance from each said first and second storage compartments.