What are the proprietary Chinese medicines for white phlegm

The treatment of white phlegm requires identification of the symptoms and selection of proprietary Chinese medicines. White phlegm can be seen in wind-cold invasion of the lungs, phlegm-dampness obstruction, etc., and can be treated with cold and heat-clearing granules and Er Chen Pills as prescribed by the doctor.
1. Cold and Heat Pellet has the function of dispersing cold and relieving surface, dispersing wind and promoting lung to stop coughing (stopping coughing by promoting lung qi), etc. It can be used for coughing, spitting white sputum, fear of cold, headache, nasal congestion, running nose, and other illnesses caused by the invasion of wind-cold. The adverse reactions and contraindications of the drug are not clear, and the drug is not suitable for wind-heat attacking the lungs syndrome.
2. Er Chen Wan has the functions of regulating qi and harmonizing the stomach, drying dampness and resolving phlegm (expelling dampness by drying dampness and resolving phlegm), and can be used for coughing and spitting white phlegm with excessive amount, chest tightness, nausea and vomiting caused by phlegm-dampness obstruction. The adverse effects and contraindications of this drug are not clear, and it is not suitable for use in dry cough due to lung yin deficiency.
If coughing and spitting white phlegm, it is recommended to consult a doctor in time, under the guidance of traditional Chinese medicine practitioners to identify the evidence of the use of medication, do not unauthorized use of medication.