Breast cancer chemotherapy can also cause mucositis and pharyngitis, such patients should drink more water and eat more vegetables and fruits; in addition, in terms of medication, the commonly used Golden Voice Throat and grass coral can be used as inclusions, mainly with vitamin C, as well as the mouthwash often used to clean the mouth and pay attention to oral hygiene. Many patients can eat grass coral tablets, that is, the method of containing can also achieve the purpose of cleaning the throat. If there are already ulcers, often use pain relief, such as the use of mung bean soup gargle, can achieve the purpose of pain relief. But the key to reduce ulcers with medication, such as multivitamins, vitamin B6, vitamin B12, etc., all of these drugs can be contained.