Whether Chinese medicines are taken before or after meals should be analyzed on a case-by-case basis, and is related to the nature of the medicine taken, the site of the lesion and the individual’s constitution and other factors. 1. The nature of the drugs taken: before or after meals to take Chinese medicine by the nature of the drugs taken, for example: antinausea drugs and gastrointestinal stimulating drugs should be drunk after meals; tonic drugs and anthelmintic drugs should be drunk on an empty stomach and so on. 2. Location of the lesion: those who are sick above the chest and diaphragm should drink it after meals; those who are sick below the chest and diaphragm should drink it before meals, e.g., those who are deficient in liver and kidney yin (deficiency of yin in the liver and kidneys) should take it before meals. 3. Individual constitution: People with weak spleen and stomach and elderly patients, etc. are advised to take it after meals. In general, no matter whether the drug is taken before or after meals, there should be an interval of about 1 hour between taking the drug and eating, so as not to affect the digestion and absorption of the drug and the efficacy of the drug. The specific method of taking the drug should be carried out under the guidance of a doctor, and it is recommended to consult a doctor if you feel unwell.