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: Pharmacology
Drug of choice for bleeding oesophageal varices is: 
Select and explain. 
A. Ethanolamine oleate, B. Octreotide, C. Propranolol, D. Phytonadione
B: Octreotide
Answer: B: Octreotide 
Explanation: None