Risperidone can sometimes be taken alone. Risperidone is an atypical antipsychotic drug, mainly through the synergistic effect on the two systems of DA and 5-HT to achieve the goal of treating the positive and negative symptoms of schizophrenia, as well as affective symptoms and cognitive impairment. Risperidone can be taken alone, the use of should be started in small doses and slowly increased, the use of the process of attention to patients with any discomfort, such as the inability to sit still, increased muscle tone, menstrual disorders, dizziness, insomnia, headache, anxiety, sedation, nausea, constipation, abdominal pain, weight gain, and other adverse reactions. For mild adverse reactions can be mostly tolerated and observed, at which time risperidone can be taken alone. For more serious adverse reactions, it may be necessary to use a combination of drugs to counteract the adverse reactions, such as sedation can not be added to phenazopyridine tablets, constipation with laxatives such as polyethylene glycol. At the same time for the complexity of the disease, the course of the patient is relatively long, may need to take risperidone at the same time the use of other antipsychotic drugs, sedative-hypnotic drugs, antidepressants and so on. Risperidone medication should follow the doctor’s instructions, do not unauthorized use of drugs.