system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 23-year old young boy with schizophrenia is well maintained on risperidone for the last 2 months. He has no family history of the disease. For how long medication should be continued in this patient?
assistant
The correct answer is  Ans: C. 2 years(Ref: Niraj Ahtda 7/e p67)Multiple randomized trials have found that maintenance of antipsychotic medication reduces the risk of relapse over a period of up to two years.