Tongji University

This study tests a nasal spray called dexmedetomidine to see if it can quickly reduce severe anxiety in adults. About 150 people with acute anxiety will receive either the spray or a placebo, and their symptoms will be checked over two hours. The goal is to find a fast, easy-to-u…

This study looks at lung tissue from 150 people who had lung surgery, some with COPD and some without. Researchers will use advanced single-cell technology to see how cells change in COPD. The goal is to better understand what causes the disease, not to test a new treatment.

This study looks at whether asking cataract patients to write down their personal reasons for or against surgery helps them make a clearer decision. About 268 adults with cataracts will either do this writing exercise or not, and researchers will track how many actually sign up f…