The latter half of the night always can not sleep, belongs to belong to insomnia, such as the patient’s normal physiological rhythm is disrupted, in the bedtime did not enter the state of sleep, after the point, although the performance is very sleepy, but can not sleep, which is related to the patient’s sleep rhythm disorder, there are patients in the latter half of the night that always wake up, is also considered sleep disorders. For this situation, it is recommended to develop the habit of regular rest and rest, to go to bed at regular intervals every day, and to adjust sleep by taking oral sedative and sleeping medications, commonly used like eszopiclone, alprazolam, diazepam, clonazepam, lorazepam, and dexrazoxane. Patients can also usually take oral Chinese medicine, such as Sweet Dreams capsule, Baili Sleep capsule, An Shen Tonic Brain Oral Liquid to improve the patient’s sleep situation.