This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
[{'content': 'which of the following agent is not a serotonin and dopaminergic blocker? \nSelect and explain. \nA. Doxepin, B. Amisulpiride, C. Seindole, D. Zotepine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Doxepine is a tricyclic anti depressant that is neither a serotonin nor a dopaminergic blocker. REF: K D TRIPATI 8THH ED.', 'role': 'assistant'}]