For cerebral infarction patients who do not sleep at night, this can be seen in a portion of patients with sleep inversions. Since brain infarct patients are bedridden, they tend to sleep during the daytime so that they can have trouble sleeping throughout the night. For patients with sleep inversion, it is recommended to adjust the sleep schedule so that patients do not sleep during the daytime as much as possible. For patients with cerebral infarction who do not sleep at night, it is also seen in a part of patients who are depressed and anxious after stroke, which is considered to be caused by emotional reasons. For this group of patients, anti-anxiety and anti-depressant drugs can be given, such as Dextran, sertraline, or escitalopram oxalate tablets, which are commonly used in clinical practice. For patients with cerebral infarction who do not sleep at night at all, also seen in a part of patients with sleep disorders, benzodiazepine sedative sleeping drugs, such as eszopiclone and diazepam, can be given according to the type of insomnia of the patient. If the patient has difficulty sleeping mainly, drugs such as zopiclone can also be given orally.