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: Pharmacology
[{'content': 'Most common side effect of haloperidol ? \nSelect and explain. \nA. Hypotension, B. Akathasia, C. Dryness of mouth, D. Tic disorder', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Akathasia 75% of patients experience extrapyramidal symptoms (Akathisia, Parkinsonism, acute muscular dystonia) with all classical (typical) antipsychotics. Haloperidol is a typical antipsychotic.", 'role': 'assistant'}]