Dose unit, pack of dose units and inhaler for inhalation of combination of drugs

摘要

Various embodiments relate to a dose unit for a dry powder inhaler including: a dose carrier including a plurality of pockets each adapted to contain a dose of medication powder suitable for inhalation, the pockets being sequentially arranged such that the content of the pockets can be sequentially exposed to a flow of air for successive inhalations and a plurality of medication powder doses arranged in the pockets of the dose carrier. The doses are regularly distributed in the pockets according to a sequence of identical groups, each group including at least one blank pocket and one pocket containing a dose of medication powder. Various embodiments also relate to a pack including one such dose unit and one further dose unit with all pockets containing a medication powder. Various embodiments further relate to a dry powder inhaler including such a pack of dose units.

主权项

1. A dose unit for a dry powder inhaler comprising:
a dose carrier (15; 515, 524) including a plurality of pockets (17; 517) each adapted to contain a dose of medication powder suitable for inhalation, said pockets being sequentially arranged such that the content of the pockets (17; 517) can be sequentially exposed to a flow of air (Fa) for successive inhalations and a plurality of medication powder doses (X; X1, X2) arranged in said pockets (17; 517) of the dose carrier (15), wherein the doses are regularly distributed in the pockets according to a sequence of identical groups, each group including at least one blank pocket (B) containing an excipient powder without pharmaceutically active ingredient and one pocket containing a dose of medication powder (X; X1, X2).