For the treatment of coma patients, the first thing is to find out the cause of coma, remove the cause and give symptomatic support treatment. Causes of coma: 1. Common brain diseases, such as cerebrovascular diseases, cerebral infarction, cerebral hemorrhage, intracranial infectious diseases, intracranial tumor space occupying diseases and brain trauma. Treatment can be given to improve circulation or stop bleeding, and at the same time, infusion of wake-up promoting drugs and drugs to improve brain metabolism, such as CDP choline, naloxone, etc; 2. If it is caused by systemic diseases, such as hepatic encephalopathy, pulmonary encephalopathy, uremia, diabetic coma, hypoglycemic coma, thyroid crisis, pituitary coma, hyponatremia, etc. It can actively correct hypoxemia, regulate blood sugar, rescue thyroid crisis, supplement electrolyte and maintain electrolyte stability; 3. Such as toxic encephalopathy, such as carbon monoxide poisoning. Hyperbaric oxygen therapy can be given.