What is the fastest way to stop coughing and dissolve phlegm for lung fever is still inconclusive, taking snake gall and Sichuan shellac, antipyretic and lung clearing syrup and other proprietary Chinese medicines are more effective, need to be taken under the guidance of a physician. 1. The efficacy of the snake gall and Sichuan shellfish is to clear the lungs, stop coughing, and dissolve phlegm. It can be used clinically to treat lung-heat cough and phlegm. Its composition includes snake gall juice, Chuanbei mother of pearl and other traditional Chinese medicines. Adverse reactions such as generalized burning pain of the skin, fever and sweating may occur after taking the drug, and the contraindications are not clear. Avoid eating spicy and oily food during the period of taking the medicine. 2. The efficacy of Antiheat and Lung Clearing Syrup is to clear away heat and toxins (removing heat and toxins from the body), expel phlegm and relieve cough, and promote the lung and pharynx. It can be used clinically to treat wind-heat colds with fever and headache, lung-heat cough, sore throat and phlegm. Its composition includes Sang Bai Pi, Aster, Scutellaria baicalensis, Citrus aurantium and other herbs. Adverse effects are not clear and contraindications are not clear. If lung-heat cough occurs, please go to hospital for standardized treatment in time to avoid delay.