When loquat is used in medicine, it can be decocted to treat dry lungs and coughs. Fresh ripe yellow loquat is mainly used as a fruit, if you eat loquat at this time, it belongs to food, no effect. Loquat can moisten the lungs, lower the qi, quench thirst, no direct effect of cough, but can assist in the treatment of lung fever, coughing, hemoptysis, thirst, vomiting and other diseases. Loquat can be used as a decoction or tea substitute. The decoction method is to put the loquat into the water with the water surface higher than the herbs, soak for about 30 minutes, then bring to a boil over the fire, and then turn down the fire to simmer for 15-30 minutes. The method of tea drinking is to put loquat in a cup, then pour boiling water to brew and drink. The adverse effects and contraindications of loquat are not clear. If you have a cough, you should seek medical attention and treatment under the guidance of a physician.