Perilla seed has the effect of lowering qi and resolving phlegm, relieving cough and asthma, and moistening the intestines and laxatives. It is used in treating phlegm and congestion, cough and asthma, and constipation. Perilla seed belongs to traditional Chinese medicine, is the dried mature fruit of Perilla frutescens, family Labiatae. Pungent, warm. Attributed to the lung and large intestine meridian. It can lower the qi and resolve phlegm, relieve cough and asthma, moisten the intestines and laxative. This product is the main descending, long in descending lung qi, transform phlegm and saliva, so that qi descending phlegm elimination, lung qi unimpeded. In addition. This product is rich in oil, can moisten the dry and slippery intestines, and can be descending and draining lung qi to help the conduction of the large intestine. When using Zisu Zi, note that it should be used with caution for those with spleen deficiency and loose stools (thin, unformed feces). Chinese medicines or proprietary Chinese medicines need to be used under the guidance of a Chinese doctor to identify the evidence, and individuals should not use them blindly to avoid adverse consequences.