This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autonomic nervous system, Subject name: Pharmacology
[{'content': 'True statement regarding use of adrenaline in anlhylactic shock is: \nSelect and explain. \nA. The usual dose is O.5-1 mg by i.m. route, B. Cerebral hemorrhage never Occurs as an adverse effect to epinephrine when used in treatment of anaphylactic shock, C. It is repeated after every 2-4 hours, D. Same solution can be given for s.c. as well as i.v. route', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Adrenaline is the drug of choice in anaphylactic shock 0.3 - 0.5 ml of 1:1000 solution. IM is the preferred route as absorption by subcutaneous route is not reliable in shock.It is not repeated every 2-4 hours. From medical pharmacology padmaja 4th edition page no 96', 'role': 'assistant'}]