How long does phlegm not heal, and moxibustion suddenly breaks out. If you cough badly, the gas in your body will decrease. Moxibustion at Zusanli, Quchi and Zhongyu can enhance your spleen and stomach function. The root of cough lies in the lungs. Moxibustion with Shu Fei and plaster can enhance lung qi. Moxibustion on Qihai point, where vitality gathers, can supplement the yang of the lower abdomen, and cough is not easy to occur. Cough frequently, with occasional chest tightness and chest pain. At this time, moxibustion is needed to neutralize the deficiency. When cough causes shoulder pain, moxibustion at Jianjing point can be used. Cough without phlegm, or less phlegm is not easy to cough up, dry nose, dry throat or sore throat, or bloodshot sputum, even coughing up blood, hot flashes, red cheekbones, red tongue with thin coating and thready pulse.