Avoidance of medication refers to the fact that consuming certain foods while taking medication can lead to reduced effectiveness, enhanced side effects or aggravation of the condition. Mainly includes two aspects: 1, food is not suitable for the condition itself; 2, food and taking the drug to occur adverse reaction to the treatment of disease. The following is an explanation of some common taboo issues: 1. Don’t drink strong tea when taking Chinese medicine: Because tea contains tannic acid, taking it with Chinese medicine will affect the absorption of the active ingredients in Chinese medicine and reduce the efficacy. Especially for patients with iron deficiency anemia, tea will affect the absorption of iron and is not conducive to iron supplementation. From the perspective of traditional Chinese medicine, tea is cold, and should not be consumed by patients with qi and blood deficiency. In addition, tea has a refreshing effect, patients with poor sleep should also be avoided. 2, should not eat radish when taking Chinese medicine (except for serving qi and phlegm medicine): because the radish has the effect of eliminating food, breaking gas, especially when taking ginseng and other tonic Chinese medicine, eating radish will reduce the effect of tonic medicine, affecting the tonic effect of the drug. 3, when taking Chinese decoction and pills, avoid raw, cold, greasy: because raw and cold food stimulates the gastrointestinal, affecting the absorption of drugs, greasy food is not easy to digest and absorb, and greasy food mixed with drugs, more impede the gastrointestinal absorption of the active ingredients of drugs, thus reducing the effectiveness. 4, patients with gastrointestinal diseases, when taking spleen, warm stomach, and stomach medicine, forbidden to take garlic: garlic contains allicin can stimulate the gastrointestinal mucosa, so that the Chinese medicine taken can not effectively play a therapeutic role. In general, the diet of patients with gastrointestinal diseases should be light and easy to digest. Patients with heavy intestinal dampness and heat should not eat spicy, greasy or sweet food. Patients with cold spleen and stomach should not eat cold and frozen foods, such as: melons and fruits, cold drinks, etc. Patients with sores and skin diseases should not eat spicy, fish, shrimp, crab and other seafood and sheep, beef, mango, durian and other foods. Patients with edema are contraindicated to eat salt. Patients with hepatitis are contraindicated to eat spicy, greasy. Avoid food for patients with cold and fever: fish, shrimp, crab, chicken, egg, etc. Avoid coughing with phlegm: sweet food, greasy food, etc. Avoid for patients with hypertension and coronary heart disease: spicy, oily, salt, wine, etc.