Chemotherapy-induced vomiting is divided into three categories: acute vomiting, delayed vomiting, and special types of vomiting, with the following specific drug treatment plans: 1. 5-hydroxytryptamine receptor antagonists: such as toltestrone, azathioprine, etc.; 2. dopamine receptor antagonists: such as metoclopramide, which is prohibited in breast cancer and is likely to cause extrapyramidal reactions; 3. corticosteroids: such as dexamethasone; 4. psychotropic drugs: such as olanzapine, clonazepam, etc.; 6. Chinese medicine treatment: Chinese medicine believes that vomiting is caused by the loss of gastric harmony and rebellion, so you can use Chinese medicine to harmonize the stomach and lower the rebellion, together with moxibustion, acupuncture, and ointment applied to the corresponding points; 7, partial prescriptions: such as ginger tablets containing, wiping the tongue; appropriate activities after meals, avoid lying down, away from the odor, smoke, and choose the side position when sleeping When sleeping, choose the side position to avoid vomiting food accidentally inhaled into the trachea. The specific medication should be combined with the clinical, the doctor face-to-face guidance shall prevail.