How well does a new asthma medication work in real-world patients

This study is following patients in China who have severe eosinophilic asthma (a type of asthma caused by high levels of certain white blood cells) and are being treated with benralizumab. Researchers want to learn how well this medication works in real-world settings — meaning in regular doctor's offices and hospitals, not just in controlled laboratory conditions. They'll track your symptoms, asthma control, and how your body responds to the treatment over time.

Severe eosinophilic asthma can be hard to control and significantly affect quality of life. While this medication has been developed to treat this condition, researchers want to understand how well it actually works for patients in China and what happens when people use it in everyday medical practice.