We often encounter patients in the clinic asking, “Doctor, is there anything I should avoid taking Chinese medicine?” So, what is “contraindication”? Do I need to avoid taking Chinese medicine? “According to the theory of Chinese medicine and the observation of long-term medical practice, there is a certain reason to avoid taking Chinese medicine, as the saying goes: “If you don’t avoid taking medicine, you will ruin the doctor’s hand”, so this tradition has been used. The taboo mainly includes the following two aspects: In terms of the relationship between medicine: after taking certain drugs should not eat certain foods at the same time, so as not to weaken the effect of medicine. For example, when taking certain blood tonic containing iron, do not drink tea, because tea contains tannin, can combine with iron and prevent absorption. In the ancient literature of Chinese medicine, there are detailed records of some dietary contraindications: such as ginseng avoid radish; Chang Shan avoid onion; Atractylodes avoid garlic; peach, plum, Poria avoid vinegar; turtle nail avoid amaranth; mint avoid turtle meat; honey against raw onion; asparagus avoid eating carp; thornbush avoid eating fish, shrimp, crab; Dioscorea, He Shou Wu avoid onion, garlic, radish;; licorice, Huang Lian, orris, Wu Mei avoid pork. These are for the reference of those who take the medicine. In relation to the disease: edema should not eat salt; stomach disease panacid should not eat vinegar; gastrointestinal flatulence should not eat potatoes, soybeans;; measles early avoid eating greasy and sour food; sores and canker sores to avoid mutton, turtle, shrimp and other things;; suffering from allergic asthma, allergic purpura allergic dermatitis and sores and boils and other patients, can not eat chicken, pork, fish, shrimp, crab, leek; fever should not eat spicy greasy;; diarrhea should not eat cold melons and fruits Indigestion to avoid frying hard food; insomnia do not drink strong tea, coffee, etc.. But “taboo” can not be absolute, depending on the person, depending on the disease, for patients in general, especially chronic patients, if a long time “taboo”, the type of fasting and more, it can not maintain the normal intake of nutrients required by the body, but to reduce the body’s Therefore, under the guidance of a physician, appropriate food to increase nutrition can be consumed to avoid nutritional deficiencies.