The most common way to experience side effects while taking Anrotinib is to reduce the dosage, and if the dosage is not tolerated after reduction, the medication needs to be stopped and the symptoms treated for different side effects. Anrotinib is a drug that can inhibit tumor growth, and side effects such as high blood pressure, hand and foot skin reactions, and gastrointestinal reactions may occur during administration. After the occurrence of side effects, first give symptomatic treatment, if the symptoms are reduced, you can continue to take the original dose, if not, reduce the dose, if the dose reduction is not tolerated, choose to stop the drug. If hypertension occurs, it can be treated with antihypertensive drugs, such as valsartan. If hand and foot skin reactions occur, such as numbness of the hands and feet, the patient may be given oral vitamin B₁₂ treatment, along with attention to warmth. If gastrointestinal reactions occur, such as diarrhea, oral montelukast can be given symptomatic treatment, and the diet should be light. If the above symptoms are not relieved by symptomatic treatment, the dosage of Anrotinib is reduced until the minimum dose, and if it is still not tolerated, discontinuation of the drug is chosen. The administration of the above medications and the specific dose reduction should be done under the supervision of a physician.