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 patient on anti psychotics is found to be restless, irresistible urge to move, can't sit or stand in one position. Diagnosis: \nSelect and explain. \nA. Acute dystonia, B. Akathisia, C. Tardive dystinesia, D. Rabbit syndrome", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Akathisia is the most common side effect seen after administration of Anti psychotics, treated by B.blockers.', 'role': 'assistant'}]