This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'A 19 year old boy suffering from chronic schizophrenia is put on haloperidol in the dose of 20 mg/day. A week after the initiation of medication the patient shows restlessness, fidgety, irritability and cannot sit still in one place. The most appropriate treatment strategy is - \nSelect and explain. \nA. Increase in the dose of haloperidol, B. Addition of anticholinergic drug, C. Addtion of beta blocker, D. Adding another antipsychotic drug', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Restlessness, fidgety, irritability and inability to sit still at one place in a patient, one week after initiation of antipsychotic (haloperidol) suggest the diagnosis of Akathisia.\n\n"The first line drug for akathisia is most commonly a β-blocker".', 'role': 'assistant'}]