Buzzing in the brain at night is called tinnitus, which may be related to sleep deprivation, cerebral arteriosclerosis, and neurogenic tinnitus. In terms of treatment, it is mainly to supplement sleep and apply medication for the original disease. 1. Sleep deprivation: Long-term sleep deprivation can lead to cerebral nerve dysfunction, resulting in buzzing in the brain at night. Mainly through the supplemental sleep to be relieved, such as regular work and rest time, to ensure adequate sleep every day, etc., if the change of lifestyle habits after the sleep still does not improve the person, can be guided by the doctor to apply the right zopiclone, diazepam and other sedative hypnotic drug therapy. 2. Cerebral arteriosclerosis: If tinnitus is caused by insufficient blood supply to the brain due to cerebral arteriosclerosis, aspirin and other anti-platelet aggregation drugs, atorvastatin and other plaque stabilizing drugs, nimodipine, ginkgo biloba and other drugs to improve the cerebral circulation, so as to alleviate the symptoms. 3. Neurogenic tinnitus: If it is caused by neurogenic tinnitus, flunarizine, nimodipine and other vasodilators, vitamin B1, methylcobalamin tablets and other nutritive nerve medications can be applied to treat the symptomatic relief of symptoms. Elderly people sleeping at night brain buzzing may also be other reasons, should seek medical attention as soon as possible, clear cause, give targeted treatment, do not blindly self-medication.