Hepatic coma is very serious. Hepatic coma, also known as hepatic encephalopathy, suggests that the patient’s condition is serious and needs timely treatment. Hepatic encephalopathy is mainly caused by liver cirrhosis, severe hepatitis, liver failure and other diseases, mildly manifested as mental retardation, severe consciousness disorder, coma, clinical manifestations are divided into five stages, mainly manifested as personality changes mental decline, behavioral disorders, fluttering tremor, myoclonus, hyperreflexia and so on, hepatic coma, also known as hepatic encephalopathy, the emergence of which should be treated promptly. The main treatments for hepatic encephalopathy include removing the causative factors, actively treating the primary disease, maintaining the liver function, promoting the metabolism of blood ammonia, paying attention to the nutritional support in daily life, and monitoring the patient’s vital signs. Patients suspected of having hepatic coma symptoms should consult the doctor in time, complete the relevant examinations, make a clear diagnosis, and then adopt corresponding treatment programs.