Loquat leaves should be decocted or boiled in soup or paste or taken in pills or powder to treat lung-heat cough. Loquat Leaf is a traditional Chinese medicine, which is the dried leaf of the loquat plant of the rose loquat plant. This product has the effects of clearing the lungs and relieving cough, lowering the rebelliousness and stopping vomiting (stopping the upward rush of stomach qi and stopping vomiting). It is useful in treating lung-heat cough, wheezing, stomach-heat and vomiting, and irritable thirst. This product is used internally as a decoction or boiling paste or in pills and powder. Clinically, loquat leaf is used in combination with scutellaria baicalensis for cough, phlegm and wheezing due to lung-heat congestion; loquat leaf is used in combination with gardenia for cough and wheezing due to lung-heat and thirst; and loquat leaf is used in combination with tangerine peel for vomiting and eructation (hiccups) due to various reasons. Adverse effects and contraindications of loquat leaf are not clear at present. Use should be noted that the stomach cold vomiting is contraindicated; lungs feel wind-cold cough is contraindicated. From the point of view of the use and function of loquat leaves, loquat leaves should be decocted or boiled paste or into the pills, loose to take the treatment of cough caused by lung heat. Other types of cough, should be under the guidance of the physician symptomatic treatment. If you need to use drugs, should be guided by a traditional Chinese medicine practitioner under the guidance of the identification of drugs, not to buy their own medicine to use, so as to avoid the delay of the medicine is not the right evidence.