If the dizziness has lasted for a month and all tests are normal and all organic diseases can be ruled out, it needs to be considered functional dizziness with a high probability of somatization disorder. Somatization disorder is a very common symptom of physical discomfort, mostly occurring in people with anxiety and depression. The patient’s body has no organic pathology, but often feels uncomfortable, and dizziness is its most common clinical manifestation. The most common clinical manifestation of dizziness is that it is not accompanied by visual rotation, but simply a feeling of dizziness in the head, sometimes with dizziness, tightness of the scalp or heaviness. Patients can do anxiety-depression scale to help clarify the presence of anxiety and depression, and treatment can be done with anti-anxiety and antidepressant drugs, such as duloxetine, haloperidol, melitrexin, escitalopram oxalate, etc., all of which have significant improvement effect on dizziness caused by somatization disorder.