If the headache is still painful after taking Fenpropidol, the cause should be further identified and appropriate treatment should be carried out according to the cause of the headache. Headache is a symptom that can be caused by a variety of reasons, such as intracranial tumor patients can appear headache, nausea and vomiting at the same time, a part of the patient can appear limb dysfunction, such as hemiplegia, hemianopsia, hemiplegia sensory anomalies, cranial brain MRI can be a clear diagnosis. Patients with paranasal sinusitis can also have headaches, but there is often a certain regularity, for example, patients with frontal sinusitis often have heavier headaches in the morning and lighter headaches in the afternoon. Patients with maxillary sinusitis usually have less severe symptoms in the morning and more severe symptoms in the afternoon. Another part of cerebrovascular disease, such as cerebral infarction and cerebral hemorrhage patients, can also appear headache. At the same time, the patient may present signs and symptoms of neurological deficits, and cranial CT examination can make a clear diagnosis. In addition, patients with cervical spondylosis may also have headaches, and should be further examined with cervical spine MRI to make a clear diagnosis.