Insulin inhalation may decrease lung function and can cause bronchospasms (breathing difficulties). Tell your doctor if you have or have ever had asthma or chronic obstructive pulmonary disease (COPD; a group of diseases that affect the lungs and airways). Your doctor.
In this issue of Diabetes, Zhang et al. present their work on unraveling the underlying mechanisms behind intranasal insulin and neurocognitive function.In their cohort of patients with diabetes, they showed that a single dose of 40 IU of intranasal insulin not only improved neurocognitive performance in test batteries but also restored the connectivity of hippocampal regions.