It is the habit of many people to decoct a dose of Chinese medicine twice and take the first juice and the second juice separately. In fact, this way of taking is not scientific. Because the active ingredients such as glycosides, polysaccharides and volatile oils that are easily soluble in Chinese medicine are more in the first decoction, while other insoluble active ingredients are less in the second decoction; while in the second decoction, the active ingredients that are easily soluble may be very low, while the insoluble active ingredients are more in the second decoction, so the active ingredients in the two decoctions are not the same, and the efficacy of the medicine is also very different. Therefore, Chinese medicine should be taken by combining the liquid of two or three decoctions, stirring it well and dividing it into two or three parts, and taking it in the morning and evening or in the middle of the morning and evening respectively in order to achieve the best effect. Generally speaking, those who are in mild condition can take the medicine orally 2 to 3 times a day; while those who are in serious and urgent condition can take the medicine every 4 hours or so according to the physician’s instruction without stopping at night, so that the medicine can be sustained to help relieve the symptoms and reduce the condition faster. Young children or vomiting patients who have difficulty taking medication can take it in multiple doses. The time to take the medicine should be decided according to the patient’s condition and the role of the drug, the best general medicine is taken one hour after meals, and the medicine should be taken on an empty stomach, easy to absorb. Gastric drugs or tonics that stimulate the stomach and intestines should be taken later after eating to help the healing effect and reduce the stimulation to the stomach. After taking antipyretic drugs, it is not advisable to blow the wind and observe whether there is sweating and changes in body temperature and pulse; laxatives for laxative are taken on an empty stomach, so that the stagnant material can be easily diarrhea. Anthelmintic drugs taken on an empty stomach should be taken in the morning on an empty stomach. Can improve the effect of killing worms, after taking note of the change in stool; menstrual regulating drugs should be taken before menstruation. The tonic herbs used by the elderly to nourish their bodies are best taken before meals, especially in the morning on an empty stomach, to facilitate the absorption of the tonic ingredients. If the medicine is cold, it should be heated up before taking it. Most herbal medicines should be taken at a warm temperature, sweating medicines should be taken hot to help the medicinal power, while heat-clearing herbal medicines are best taken after being cooled. Generally speaking, tonic medicines and laxative medicines should be taken on an empty stomach before meals; medicines for external diseases and head and facial diseases should be taken after meals; medicines for calming the mind should be taken before bedtime; medicines for passing down stools should be taken in the early morning and during the day, avoid taking them before bedtime and at night. Chinese medicines that stimulate the stomach and intestines should also be taken after meals. The time to take them after meals is usually about half an hour after eating. During the period of taking herbal medicine, attention should be paid to avoid eating raw, cold, sticky and spicy food, and it is not necessary to take additional vitamin supplements. In general, people suffering from febrile diseases should avoid spicy, spicy, greasy and indigestible food, tobacco and alcohol; cold diseases should avoid eating raw and cold food; jaundice, allergic diseases, carbuncles, tumors and certain skin diseases should avoid eating fishy food such as fish, shrimp and other stimulating food; edema patients should avoid eating salt; blood tonic medicine should avoid drinking tea, etc.