Headache, dizziness, and vomiting: 1. It may be caused by elevated blood pressure, and blood pressure should be monitored. If the patient’s systolic blood pressure is greater than 140 mmHg and diastolic blood pressure is greater than 90 mmHg, blood pressure lowering treatment can be considered, the clinical application of long-acting blood pressure lowering agents. If the patient is middle-aged or elderly, calcium antagonists are generally preferred, and commonly used drugs include nifedipine extended-release tablets, nifedipine controlled-release tablets, levamlodipine and amlodipine benzoate. If the patient is young, generally preferred ARB class and ACEI class blood pressure drugs, ARB class blood pressure drugs clinically commonly used are Irbesartan and Valsartan. ACEI class blood pressure drugs clinically commonly used, mainly Enalapril and Captopril. 2, may also be caused by cervical spondylosis cervical spondylosis, the patient can appear neck and shoulder muscle contraction spasm, involving the scalp nerve, blood vessels, the patient can appear headache, nausea, vomiting. Patients can experience headache, nausea and vomiting. 3. In patients with cervical spondylosis, which can also cause insufficient blood supply to the vertebrobasilar system, patients can experience signs and symptoms of cerebellar and brainstem ischemia and hypoxia, which can manifest as dizziness, nausea and vomiting, mainly by giving neck muscle massage treatment, and if necessary, they should go to orthopedics for consultation and treatment.