Insomnia is very common in the clinic, insomnia drugs mainly include the following categories: 1, sleeping pills: including benzodiazepine sleeping pills and non-benzodiazepine sleeping pills, in the clinic is currently more respected non-benzodiazepine sleeping pills, such as right zopiclone, zopiclone, zolpidem, zaleplon, etc., of course, many patients because they have been taking benzodiazepines and other sleeping pills before, such as oxazepam, lorazepam lorazepam, eszopiclone can also be; 2, antidepressants with sleep improving effects: mirtazapine, agomelatine, amitriptyline, doxepin and others can be used, but now more clinically used or mirtazapine, trazodone and other new antidepressants, traditional antidepressants because of the drug side effects are relatively large, in clinical use has been rarely; 3, antipsychotic drugs with sleep improving effects. This is only used by special groups of people, such as patients with schizophrenia, schizoaffective psychotic disorder, etc., will use such drugs to improve sleep, and of course, patients with intractable insomnia will also choose antipsychotic drugs to improve sleep, the most commonly used are olanzapine, quetiapine, clozapine and others. So in fact, there are so many drugs to improve sleep that patients have no way to choose on their own. They need to go to the hospital to be evaluated by a specialist to clarify which drug is most suitable for them, and the doctor will decide on a regular follow-up treatment afterwards.