The scientific name of sleeping pills can be directly called sleeping pills or sedative hypnotics. This class of drugs is currently used very widely, mainly divided into two categories: the first category, benzodiazepine sleeping pills, used more in the past, to eszopiclone, alprazolam, clonidine as the main representative, the disadvantage is that the addictive nature of the stronger, easy to cause dependence, easy to have withdrawal syndrome after stopping the drug, but also can cause the daytime hangover reaction leading to dizziness, limb weakness, weakness, and softness of the patient. The second category, non-benzodiazepine new sleeping pills, is currently recommended and is represented by zolpidem, dexzopiclone, and zopiclone. This class of drugs generally do not have a hangover reaction or addictive properties, the effect is relatively rapid, can be quickly introduced into the sleep, prolong the sleep phase, and improve the quality of sleep.