Magnolia, also known as Xinyi, has the effect of dispersing wind-cold, and can be used to treat wind-cold cold and flu, etc. Its contraindications are not yet clear. The active ingredients of the tea substitute are limited and cannot replace drugs. Xinyi, is a magnolia plant hope spring flowers, magnolia flower buds. Taste pungent, warm. When taken as a tea substitute in clinical practice, it has the efficacy of dispersing wind-cold and unblocking nasal orifices. It can be used to treat nasal congestion, runny nose and headache caused by wind-cold flu. Since this medicine is hairy and tends to irritate the throat when making tea, it is recommended to wrap it in gauze before brewing with water. The contraindications of this medicine are not clear. Patients who need to use it should be instructed by a doctor to ensure safety. However, the tea substitute cannot replace the medicine. If the patient’s symptoms continue to be unrelieved, he/she should go to the hospital in time.