This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Anatomy
[{'content': 'Which of the following drugs is preferred for long term treatment of severe anxiety disorder with intermittent panic attacks? \nSelect and explain. \nA. Phenothiazine, B. Azapirone, C. b blocker, D. Selective serotonin reuptake inhibitor', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (Ref: KDT 6/e p446) SSRIs are the drugs of choice for long-term management of panic disorder whereas benzodiazepines are DOC for acute panic attacks.', 'role': 'assistant'}]