This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
Which of the following facts is false regarding halothane? 
Select and explain. 
A. It is a pleasant smelling gas, B. | Vagal tone, C. Sensitises myocardium to catecholamines, D. It can cause postoperative hepatitis
B: | Vagal tone
Answer: B: | Vagal tone 
Explanation: Halothane has little analgesic propeies but | vagal tone resulting in bradycardia, vasodilatation and hypotension. The frequency of postoperative hepatitis is approximately 1 in 4000 for multiple exposures. Ref: Oxford Handbook of Clinical Specialities, 8th Edition, Page 618.