Patients with nausea and vomiting in the case of sleep deprivation, the reasons for considering the following aspects: 1. Related to plant nerve dysfunction, patients in the case of sleep deprivation will cause the brain to be in a state of extreme fatigue and plant nerve dysfunction, which will lead to the gastrointestinal nerve function that governs the digestive tract is affected, so patients will experience nausea and vomiting. 2. Patients after sleep deprivation easily This will lead to spasm of cerebral blood vessels, causing symptoms of insufficient blood supply to the brain, so patients will show episodes of dizziness, nausea and vomiting. This situation should cause patients to pay attention, to rest more, eat blood circulation, improve the brain blood circulation of drugs to improve the patient’s symptoms, such as oral ginkgo biloba drops to improve the symptoms. However, patients must ensure sufficient sleep in general, because lack of sleep can easily induce acute cardiovascular disease.