Lung-heat cough is caused by a loss of lung qi and heat in the lungs, with coughing as the main manifestation. The causes of lung-heat cough include wind-cold or wind-heat attacking the lungs, failure to declare lung qi, and heat due to depression; excessive consumption of fatty, sweet and thick flavors and uncontrolled diet, which accumulates heat; and depression due to depression, liver qi discomfort, and heat due to wood fire interfering with gold. Clinical manifestations include recurrent coughing, yellow sputum, sticky sputum that is difficult to get out, accompanied by dry mouth, sore throat, shortness of breath, body heat, and a red tongue with a yellow, greasy coating. Lung-heat cough is mostly seen in children with low immunity and the elderly, and can be treated with proprietary Chinese medicines such as Heron Cough Pill, Chuanbei Loquat Paste, Tongxuan Rational Lung Pill, etc. Chinese herbal tonics include Ma Heng Shi Gan Tang, Mandarin Tang, and Diarrhea Bai San, etc. These should be applied under the guidance of a doctor.