This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Adrenergic System, Subject name: Pharmacology
[{'content': 'Treatment of choice for cheese reaction - \nSelect and explain. \nA. Prazocin, B. Pentazocin, C. Phentolamine, D. Phenoxybenzamine', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Phentolamine Cheese reactiono Certain varieties of cheese, beer, wines, picked meat and fish, yeast extract contain large quantities of tyramine, dopa.o in MAO inhibited patients these indirectly acting sympathomimetic amines escape degradation in the intestinal wall and liver - reaching into systemic circulation they displace large amount of NA from adrenergic nerve endings - Hypertensive crisis, cerebrovascular accidents,o This can be treated by Lv. injection of a rapidly acting phentolamine. Prazosin and chlorpromazine are alternative.", 'role': 'assistant'}]