DRY POWDER INHALER

摘要

The present invention provides a dry powder inhaler for administering medicaments in solid finely divided form to patients, wherein the dry powder inhaler is in the form of an improved diskhaler, wherein the improvement comprises replacement of two units, the first being a rotatable support and second being an annular blister pack with a single unit comprising a single disk (1) comprising a plurality of medicament containing cavities (6, 39) and wherein, the improvement further comprises of sealing layers that seal the cavities and are rupturable such that when ruptured, the medicament from the cavities is not retained in the cavity but is delivered to a chamber leading to a mouthpiece (21).