This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S., Subject name: Medicine
What is the alternative drug for epinephrine in ACLS? 
Select and explain. 
A. Amiodarone infusion, B. Atropine, C. High dose vasopressin, D. Adenosine
C: High dose vasopressin
Answer: C: High dose vasopressin 
Explanation: Ans. c. High dose vasopressinADVANCED CARDIAC LIFE SUPPORT ALGORITHMS