Psychological problems in the elderly are treated clinically with different medications and methods because of the type of illness. For example, there are common psychological problems in the elderly, such as anxiety disorders, depression or schizophrenia. If the elderly is anxiety disorder, in clinical treatment, you can choose anti-anxiety drugs, or antidepressants, such as lorazepam, alprazolam, or paroxetine, sertraline, fluoxetine and other drugs, and through systematic and standardized treatment, you can achieve good therapeutic results. If the elderly are depressed, they need systematic antidepressant treatment, more commonly used are 5-hydroxytryptamine reuptake inhibitors, such as paroxetine, sertraline, venlafaxine and duloxetine drugs. In addition, if the elderly patient presents with schizophrenia, systematic application of newer antipsychotic drugs such as olanzapine, quetiapine, and risperidone is required and can be effective.