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: Medicine
All of the following are used in the initial management of acute life threatening cardiognenic pulmonary edema, except - 
Select and explain. 
A. Digoxin, B. Morphine, C. Furosemide, D. Positive Pressure Ventilation
A: Digoxin
Answer: A: Digoxin 
Explanation: None