Class II psychotropic drugs are special management drugs widely used in clinical practice. The most common class II psychotropic drugs are sedative-hypnotics, anxiolytics and central stimulants. 1. Sedative-hypnotic drugs and anti-anxiety drugs. (1) Benzodiazepines, such as Dexedrine, Clonidine, Lorazepam, Alprazolam, Eszopiclone, Oxazepam, and so on. (2) Non-benzodiazepines, such as zopiclone, zolpidem, zaleplon. (3) Barbiturates such as isoronobarbital, barbiturates, secobarbital, chloral hydrate, methaqualone. (2) Central stimulants: caffeine, norpseudoephedrine, ergotamine caffeine and so on. These drugs act directly on the central nervous system and can produce a certain degree of dependence, and are strictly controlled by the state and must be used under the guidance of a doctor.