There is no such thing as the best treatment for what disease, but it is mainly used in the treatment of head trauma with impaired consciousness, brain surgery with impaired consciousness, cerebral infarction with impaired consciousness in the acute stage of cerebral infarction, and to promote the recovery of upper limb function of hemiplegic patients with stroke and other diseases. Cytarabine belongs to nucleoside derivatives, which can enhance the function of brainstem reticular formation upward activation system, enhance the function of pyramidal system, improve motor paralysis, cerebral circulation, and can also increase cerebral blood flow by reducing cerebral resistance to blood flow, which is better for the recovery of cerebral function. Therefore, this drug is mainly used in the treatment of head trauma with consciousness disorder, brain surgery with consciousness disorder, cerebral infarction with consciousness disorder in the acute stage of cerebral infarction, and to promote the recovery of upper limb function in patients with hemiplegia in stroke. Usually, fever, nausea, vomiting, headache, insomnia and other discomforts may occur after use. It is contraindicated for those who are allergic to the components of the drug. It should be used with caution in people with epilepsy and low blood pressure. In the process of taking the drug, you need to follow the doctor’s instructions to avoid overdose and aggravate insomnia, nausea and other discomforts. Pregnant women and lactating women need to use the drug under the guidance of a doctor. If you need to use the drug, it is recommended to use the drug under the guidance of a doctor, not blindly self-medication to avoid adverse effects.