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 Zollinger-Ellison syndrome aEUR' 
Select and explain. 
A. Antihistaminics, B. Proton lump inhibitors, C. Dopamine agonists, D. Antacids
B: Proton lump inhibitors
Answer: B: Proton lump inhibitors 
Explanation: Proton pump inhibitors "Proton pump inhibitors are the drug of choice for Zollinger Ellison syndrome; they have decreased the need for total gastrectomy".