Headache after chemotherapy is a normal reaction to chemotherapy. Chemotherapy can cause damage to the nervous system and involuntarily produce pain, which is a normal manifestation. But there are external phenomena, such as nasal congestion, headache, runny nose, hoarse throat, sore throat or phlegm yellow phlegm, and external phenomena, and in the chemotherapy period, the positive qi damage is very serious, a lot of positive qi damage, is not enough to fight the cold evils, the cold evils invasion is mostly seen in the head, which will cause headache. Excluding headache caused by exogenous symptoms, and persistent, we suggest further investigation, feasible CT, cranial examination, to check whether there are other lesions, or cranial space-occupying lesions or other lesions caused.