Cough Relief Essence is composed of Platycodonopsis, Thornybush, Aster, Bacopa monnieri, Phellodendron Bidentata, Glycyrrhiza Uralensis, and Chen Pi. This medicine has the effect of promoting lung qi, dispersing wind and relieving cough. Cough Relief Essence is a traditional Chinese medicine formula, in which Aster, Centella asiatica, Pseudostellariae, and Pseudostellariae have the efficacy of relieving cough and resolving phlegm; Platycodonopsis and Pericarpium Citri Reticulatae have the efficacy of promoting lung qi; Arabidopsis thuja has the efficacy of dispelling wind and relieving epidemiology; and Glycyrrhiza glabra has the efficacy of blending the various medicines. The combination of multiple prescriptions is effective in promoting lung qi and relieving wind and cough. Cough suppressant is used to treat the cough of the wind and evil lungs, the symptoms of cough and itchy throat, sputum, or a slight wind fever, thin white tongue coating, floating slow pulse, and so on. Adverse effects, contraindications, precautions are not known. Before taking this medicine, you need to be guided by a Chinese doctor to identify the evidence, and you can not take the medicine on your own, so as not to cause adverse effects on the body.