Pear is a food and has no effect on relieving cough and resolving phlegm. It is recommended to use medicines, such as Ding Asthma Tang and Er Chen Tang. Tingpang Tang, the main treatment of wind-cold external beam, phlegm-heat internal evidence. Symptoms of coughing and wheezing phlegm, thick and yellow, or a slight aversion to wind-cold, yellow tongue, slippery pulse. It should not be used if the patient has a new attack of wind-cold, and there is no phlegm-heat in the cough, even though the patient has a fever and no sweat; or if the patient has asthma for a long time, and there is a deficiency of yin in the lungs and kidneys. Er Chen Tang (二陈汤) is used for treating damp-phlegm syndrome. Symptoms include cough with excessive phlegm, white color and easy to swallow, nausea and vomiting, chest and diaphragm congestion, limb heaviness (limb weakness and sinking), or head spinning and palpitations (rapid heartbeat, often accompanied by panic), with white or greasy tongue coating and smooth pulse. As this formula is dry in nature, it should be used with caution for those with dry phlegm; this formula is contraindicated for those with vomiting of blood, thirst, yin deficiency and blood deficiency. If there is any discomfort, prompt medical attention is recommended. If medication is needed, it should be diagnosed by a doctor and regulated according to the doctor’s prescription.