Cervical spondylosis headache is considered to be caused by compression of the vertebral artery, or compression of the cervical spine nerve root, which can be treated by vasodilating drugs and dehydrating agents. 1. Compression of the vertebral artery: compression of the vertebral artery will cause insufficient blood supply to the brain, and may also cause headache, dizziness, vertigo and other symptoms, you can carry out physical therapy of the neck, or use drugs to relieve muscle spasm, such as taking ethopiridol hydrochloride tablets, etc., or the use of vasodilating drugs, such as flunarizine, nimodipine and so on. 2. Compression of cervical nerve roots: when cervical spondylosis compresses the cervical nerve roots, it may cause localized neural edema in the head and neck region, thus causing severe pain, and you can use dehydrating agents, such as intravenous drips of mannitol injection, or dexamethasone, etc. to control edema. Cervical spondylosis headache, it is recommended to go to the hospital in time for examination, under the guidance of the doctor to decide on specific treatment measures.