Deficiency-cold cough, from the perspective of Chinese medicine, belongs to the category of internal injury cough. It is mainly due to weakness, external cold, loss of lung qi promotion or injury to the lungs, spleen and kidneys due to prolonged coughing of the actual disease, which turns the actual disease into a deficiency and the hot disease into a cold disease. The main treatment is to strengthen the spleen, tonify the kidneys, and promote the lung to stop coughing. The usual diet should be nutritious and light, and you can eat leeks and parsley appropriately, and you can soak American ginseng for drinking every day. The main drugs used, such as astragalus, schisandra, cinnamon, aster and dong hua, etc., can also make appropriate taking Chinese patent preparations, such as tonic Chinese and qi granules, nourishing yin and clearing lung pill, etc.