It is not usually recommended to take olanzapine for anxiety at night when you are able to sleep. If the patient does not sleep particularly well at night, then olanzapine can be taken within an hour of bedtime at night, which will improve the patient’s sleep. It is not necessary if the quality of sleep is good. Olanzapine is a medication for schizophrenia, which can improve the symptoms of hallucinations and suspicion in schizophrenia patients, and has the effect of improving sleep, improving appetite, and sedation. Olanzapine, with its sedative effect, has a good improvement effect on sleep and can promote sleep and prolong sleep time, so it is also clinically applied to sleep disorders. Because of individual differences, the specific dosage is decided by the doctor according to the patient’s specific situation, the application of drugs need to strictly follow the doctor’s instructions, feel uncomfortable in the process of taking medication, you should immediately stop the drug to see a doctor. In order to avoid adverse reactions caused by the wrong dosage of the drug.