Inhalation preparation

The invention relates to an insulin aspart inhalation preparation, and belongs to the technical field of pharmacy. The inhalation preparation is used for treating diabetes; the inhalation preparation comprises a freeze-drying protective agent, a buffering agent, a stabilizing agent, an isoosmotic adjusting agent, a bacteriostatic agent and the like. The inhalation preparation can improve the compliance of a patient, reduce the medication difficulty of the patient and reduce adverse reactions to the throat and the lung; the inhalation preparation is good in stability, the concentration of the medicine in the respiratory tract can be improved, the administration dosage is reduced, and the medication safety is improved. 本发明涉及一种门冬胰岛素吸入制剂，属于制药技术领域。所述吸入制剂用于治疗糖尿病；所述吸入制剂包含冻干保护剂、缓冲剂、稳定剂、等渗调节剂和抑菌剂等；所述吸入制剂可改善患者顺应性、降低病人用药的难度、减少对咽喉和肺部的不良反应；所述吸入制剂稳定性好，可提高药物在呼吸道的浓度，降低给药剂量，提高用药安全性。