Patients with cervical spondylosis often feel dizzy and nauseous. The reason for this is that the vertebral artery is compressed or irritated due to vertebral osteophytes or herniated cervical discs in the neck. Insufficient blood supply to the vertebral artery can cause dizziness and nausea. Relief methods include: conservative treatment, drug treatment, surgical treatment and so on. 1. Conservative treatment: patients can relieve the symptoms by lying down and resting immediately. When you have dizziness and nausea, you should not sit or stand for a long time, so as not to aggravate the symptoms or even fainting. You can also use cervical brace or cervical spine tractor to fix the cervical spine properly, which can avoid the friction between the vertebral artery and the hooked vertebral joints, so that the vertebral artery extrusion and deformation restoration, and alleviate the effect of dizziness and nausea. 2. Drug treatment: patients can take betahistine and difenidol under the guidance of doctors to relieve the symptoms of dizziness and nausea. 3. Surgery: If the degree of cervical spondylosis has seriously affected the patient’s quality of life, anterior and posterior cervical spine surgeries can be performed to decompress the lesions and alleviate the symptoms of dizziness. If the patient still feels dizzy and nauseous after conservative treatment, it is important to go to the hospital for examination before choosing medication and surgical treatment, and choose the treatment method according to the examination results.