Dry powder drug delivery system and methods

摘要

A pulmonary drug delivery system Is disclosed, including a breath-powered, dry powder inhaler, and a cartridge for delivering a dry powder formulation. The inhaler and cartridge can be provided with a drug delivery formulation comprising, for example, a diketopiperazine and an active ingredient, Including, small organic molecules, peptides and proteins, including, insulin and g!ucagon-i!ke peptide (1) for the treatment of disease and disorders, for example, endocrine disease such as diabetes and/or obesity.