Sleeping drugs mainly have the effect of sedation and hypnosis, inhibit the functional activities of the cerebral cortex, induce patients to enter the state of sleep, and deepen the depth of sleep. Commonly used benzodiazepines such as diazepam, clonazepam, lorazepam, eszopiclone, alprazolam, this class of drugs in addition to sedative-hypnotic effect, there is also the role of anti-anxiety, suitable for the application of anxiety and depression, such as panic attacks can be orally benzodiazepine sedative-hypnotic drugs. There is also the commonly used dexzopiclone, which can only have a sedative-hypnotic effect without an anxiolytic effect. The new sleeping drug zolpidem can quickly induce patients to fall asleep, significantly shorten the time to fall asleep, but also reduce the number of nighttime awakenings, increase the total sleep time, and improve the quality of sleep of patients.