The term phlegm-clearing powder generally refers to phlegm-clearing soup. It has the effects of drying dampness and resolving phlegm (removing phlegm from the body by drying dampness), astringing the lungs and stabilizing wheezing. It is mainly used for treating patients with phlegm and saliva obstructing the chest and diaphragm, fullness and shortness of breath. Li-Phlegm Tang has the efficacy of drying dampness and resolving phlegm, astringing the lungs and stabilizing wheezing. It is mainly used in treating patients with phlegm and saliva obstructing the chest and diaphragm, fullness and shortness of breath, or impregnated in the lungs for wheezing (shortness of breath) and coughing, stopped in the lower part of the heart for palpitation and insomnia, stagnated in the stomach for distension and rucking, and fullness in the meridians and channels for numbness of the limbs and paralysis, and in the joints and tendons for unfavorable tilting and pulling, etc. It is recommended to use this formula to treat patients with phlegm and saliva blockage. If you need to use this remedy, it is recommended to use it under the guidance of a doctor.