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': 'The following local anaesthetic raises BP instead of tending to cause a fall: \nSelect and explain. \nA. Cocaine, B. Dibucaine, C. Lignocaine, D. Procaine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: (Ref: KDT 6/e p356, 357) All LAs cause hypotension except cocaine. Cocaine increases blood pressure by inhibiting the reuptake of catecholamines.', 'role': 'assistant'}]