The treatment principle of stress disorder: actively eliminate the stressor and use psychological, social and drug treatment methods to relieve it. First, changing the environment is an important measure in the treatment of stress disorder. Make the patient away from the stimulation of the stressor, reduce and alleviate psychological pressure, so as to produce a favorable psychological buffer space. This can be done by channeling, explaining, supporting, encouraging and guiding the patient to get rid of the pain. Secondly, cognitive therapy can be used for personality defects to improve the inner wakefulness and make it conducive to change the bad behavioral patterns and thinking patterns. Third, supportive treatment. For those who are accompanied by loss of appetite, severe melancholic state, and inability to eat on their own, as well as those who are excited, agitated, and have behavioral disorders, attention should be paid to supplementation, or antipsychotics and antidepressants should be given by means of infusion. Fourth, electroconvulsive therapy. For those who are accompanied by serious negativity and suicide attempts, the symptoms can be rapidly controlled by electroconvulsive therapy. Fifth, drug treatment. For those with symptoms such as excitement, impulsivity, delusion, exaggeration, etc., antipsychotic drugs such as chlorpromazine and haloperidol can be used. For patients with depression and other symptoms, antidepressants can be applied. Sixth, psychological rehabilitation treatment. Clearly point out to the patient that there is a relationship between the occurrence of stress disorder and his or her needs, personality characteristics and so on. Therefore, it should be changed to a certain extent, according to the individual’s situation, to learn to adapt to society and improve the ability to cope with emergencies. It is important to be calm and go with the flow in order to reduce the stress response to social stressors.