Beijing Orient Yunjia Technology Development Co., Ltd.

1. To confirm the effectiveness and safety of modified Suhuang cough granules in treating cough after cold in adults (wind evil invading the lungs, lung qi failure to vent syndrome); 2. To confirm the effectiveness and safety of modified Suhuang cough granules in treating cough variant asthma in adults (wind evil invading the lungs, lung qi failure to vent syndrome).

1. To confirm the efficacy of Suhuang Anti-cough Granules in shortening the course of children's cough after a cold, improving symptoms/conditions, and improving TCM syndromes. 2. To observe the safety of Suhuang Anti-cough Granules in clinical application.

To explore the effects of Suhuang Anti-cough Granules in shortening the course of disease, improving symptoms/condition, and improving TCM syndromes in treating cough after cold in children. To observe the safety of Suhuang Anti-cough Granules in clinical application.