For cerebral infarction patients who do not sleep can be used as follows: First, the first choice of zolpidem, and the right zopiclone and other drugs, which are characterized by shortening the sleep latency, can improve the phenomenon of difficulty in falling asleep. And the next day the patient woke up more clear-headed, no hangover, limb weakness and other phenomena, side effects are relatively small. Second, if the first method of sleep improvement is not obvious, you can take alprazolam, lorazepam and other drugs. Third, if the first two methods are still not obvious, you can take atypical antipsychotics, small doses can be used, such as olanzapine, risperidone, quetiapine and other drugs. Fourth, you can also take melatonin preparations, these especially for the improvement of circadian rhythm disorder patients have a certain role.