The best time to treat psychosis is, of course, the earlier the better, and treatment needs to begin as soon as symptoms begin to appear or as soon as the diagnosis is confirmed. However, there are many types of mental illnesses, some with different stages of progression, and some with sudden onset, so the choice of treatment time is different. 1, if the mental illness is caused by psychological disorders, limited to mental disorders, treatment at the early stage of the disease, that is, when the psychological disorder is treated, is the best time for treatment, through some psychological guidance, psycho-education and other methods to The best time to treat them is during the first episode, which can be treated mainly by drugs or surgery, supplemented by psychotherapy; 3. The best time for treatment is at the very beginning of the disease as well as at the stage of stabilization, also through drugs or surgery as the main treatment method, supplemented by psychotherapy; 4. Some hereditary mental illnesses or incurable mental illnesses caused by brain damage, such as hereditary schizophrenia, epilepsy caused by brain damage, etc., this situation also needs to start treatment at the first onset, but even at the best treatment time Even if treatment is started at the best time, long-term or lifelong treatment is still needed, and can be actively treated symptomatically depending on the duration of the condition or the degree of seizures.