Loquat leaves boiled in water has the effect of clearing the lungs and relieving cough, lowering the rebelliousness and stopping vomiting (stopping the upward rush of stomach qi, stopping vomiting), and is used as the main treatment for lung-heat cough, stomach-heat vomiting and other conditions. Loquat leaf is one of the common clinical herbs, bitter, slightly cold. It belongs to lung and stomach meridians. It has the efficacy of clearing the lungs and relieving cough, lowering the rebelliousness and stopping vomiting (stopping the upward rush of stomach qi, stopping vomiting), etc. It is mainly used in the treatment of lung-heat cough, rebelliousness and wheezing, gastric-heat vomiting and eructation (hiccups) and other conditions. It should be noted that before loquat leaves are boiled and drunk, their surface fluff needs to be brushed off and washed with water so as not to irritate the throat and induce coughing and wheezing. If you want to enhance the effect of loquat leaves to moisten the lungs and relieve cough, you can use honey-roasted. Clinical use of the drug need to pay attention to the stomach cold vomiting or wind-cold cough patients, should be cautious to use loquat leaves boiled water drink. It is recommended to use under the guidance of a doctor, so as to avoid misunderstanding or serious adverse reactions.